library(tidyverse)
## Warning: package 'tidyverse' was built under R version 4.3.2
## Warning: package 'lubridate' was built under R version 4.3.2
## ── Attaching core tidyverse packages ──────────────────────── tidyverse 2.0.0 ──
## ✔ dplyr     1.1.3     ✔ readr     2.1.4
## ✔ forcats   1.0.0     ✔ stringr   1.5.0
## ✔ ggplot2   3.4.4     ✔ tibble    3.2.1
## ✔ lubridate 1.9.3     ✔ tidyr     1.3.0
## ✔ purrr     1.0.2     
## ── Conflicts ────────────────────────────────────────── tidyverse_conflicts() ──
## ✖ dplyr::filter() masks stats::filter()
## ✖ dplyr::lag()    masks stats::lag()
## ℹ Use the conflicted package (<http://conflicted.r-lib.org/>) to force all conflicts to become errors
library(datasets)
library(dplyr)
data(iris)
iris <- tibble::as.tibble(iris)
## Warning: `as.tibble()` was deprecated in tibble 2.0.0.
## ℹ Please use `as_tibble()` instead.
## ℹ The signature and semantics have changed, see `?as_tibble`.
## This warning is displayed once every 8 hours.
## Call `lifecycle::last_lifecycle_warnings()` to see where this warning was
## generated.
class(iris)
## [1] "tbl_df"     "tbl"        "data.frame"
view(iris)
head(iris)
## # A tibble: 6 × 5
##   Sepal.Length Sepal.Width Petal.Length Petal.Width Species
##          <dbl>       <dbl>        <dbl>       <dbl> <fct>  
## 1          5.1         3.5          1.4         0.2 setosa 
## 2          4.9         3            1.4         0.2 setosa 
## 3          4.7         3.2          1.3         0.2 setosa 
## 4          4.6         3.1          1.5         0.2 setosa 
## 5          5           3.6          1.4         0.2 setosa 
## 6          5.4         3.9          1.7         0.4 setosa
glimpse(iris)
## Rows: 150
## Columns: 5
## $ Sepal.Length <dbl> 5.1, 4.9, 4.7, 4.6, 5.0, 5.4, 4.6, 5.0, 4.4, 4.9, 5.4, 4.…
## $ Sepal.Width  <dbl> 3.5, 3.0, 3.2, 3.1, 3.6, 3.9, 3.4, 3.4, 2.9, 3.1, 3.7, 3.…
## $ Petal.Length <dbl> 1.4, 1.4, 1.3, 1.5, 1.4, 1.7, 1.4, 1.5, 1.4, 1.5, 1.5, 1.…
## $ Petal.Width  <dbl> 0.2, 0.2, 0.2, 0.2, 0.2, 0.4, 0.3, 0.2, 0.2, 0.1, 0.2, 0.…
## $ Species      <fct> setosa, setosa, setosa, setosa, setosa, setosa, setosa, s…
mean(iris$Sepal.Length)
## [1] 5.843333
mean(iris$Sepal.Length) == iris$Sepal.Length %>% mean()
## [1] TRUE
x <- c(0.109, 0.359, 0.63, 0.996, 0.515, 0.142, 0.017, 0.829, 0.907)
x
## [1] 0.109 0.359 0.630 0.996 0.515 0.142 0.017 0.829 0.907
round(exp(diff(log(x))),1)
## [1]  3.3  1.8  1.6  0.5  0.3  0.1 48.8  1.1
x %>% log() %>%
  diff() %>%
  exp() %>%
  round(1)
## [1]  3.3  1.8  1.6  0.5  0.3  0.1 48.8  1.1
#summarize
## menghitung rata-rata Sepal Length setiap species
iris %>% group_by(Species) %>% summarize(mean=mean(Sepal.Length))
## # A tibble: 3 × 2
##   Species     mean
##   <fct>      <dbl>
## 1 setosa      5.01
## 2 versicolor  5.94
## 3 virginica   6.59
## mengurutkan berdasarkan peubah Sepal.Length dari nilai terkecil
iris %>% arrange(Sepal.Length)
## # A tibble: 150 × 5
##    Sepal.Length Sepal.Width Petal.Length Petal.Width Species
##           <dbl>       <dbl>        <dbl>       <dbl> <fct>  
##  1          4.3         3            1.1         0.1 setosa 
##  2          4.4         2.9          1.4         0.2 setosa 
##  3          4.4         3            1.3         0.2 setosa 
##  4          4.4         3.2          1.3         0.2 setosa 
##  5          4.5         2.3          1.3         0.3 setosa 
##  6          4.6         3.1          1.5         0.2 setosa 
##  7          4.6         3.4          1.4         0.3 setosa 
##  8          4.6         3.6          1           0.2 setosa 
##  9          4.6         3.2          1.4         0.2 setosa 
## 10          4.7         3.2          1.3         0.2 setosa 
## # ℹ 140 more rows
## mengurutkan berdasarkan peubah Sepal.Length dari nilai terbesar
iris %>% arrange(desc(Sepal.Length))
## # A tibble: 150 × 5
##    Sepal.Length Sepal.Width Petal.Length Petal.Width Species  
##           <dbl>       <dbl>        <dbl>       <dbl> <fct>    
##  1          7.9         3.8          6.4         2   virginica
##  2          7.7         3.8          6.7         2.2 virginica
##  3          7.7         2.6          6.9         2.3 virginica
##  4          7.7         2.8          6.7         2   virginica
##  5          7.7         3            6.1         2.3 virginica
##  6          7.6         3            6.6         2.1 virginica
##  7          7.4         2.8          6.1         1.9 virginica
##  8          7.3         2.9          6.3         1.8 virginica
##  9          7.2         3.6          6.1         2.5 virginica
## 10          7.2         3.2          6           1.8 virginica
## # ℹ 140 more rows
#filter
iris %>% filter(Species == "setosa") %>% print(n=150)
## # A tibble: 50 × 5
##    Sepal.Length Sepal.Width Petal.Length Petal.Width Species
##           <dbl>       <dbl>        <dbl>       <dbl> <fct>  
##  1          5.1         3.5          1.4         0.2 setosa 
##  2          4.9         3            1.4         0.2 setosa 
##  3          4.7         3.2          1.3         0.2 setosa 
##  4          4.6         3.1          1.5         0.2 setosa 
##  5          5           3.6          1.4         0.2 setosa 
##  6          5.4         3.9          1.7         0.4 setosa 
##  7          4.6         3.4          1.4         0.3 setosa 
##  8          5           3.4          1.5         0.2 setosa 
##  9          4.4         2.9          1.4         0.2 setosa 
## 10          4.9         3.1          1.5         0.1 setosa 
## 11          5.4         3.7          1.5         0.2 setosa 
## 12          4.8         3.4          1.6         0.2 setosa 
## 13          4.8         3            1.4         0.1 setosa 
## 14          4.3         3            1.1         0.1 setosa 
## 15          5.8         4            1.2         0.2 setosa 
## 16          5.7         4.4          1.5         0.4 setosa 
## 17          5.4         3.9          1.3         0.4 setosa 
## 18          5.1         3.5          1.4         0.3 setosa 
## 19          5.7         3.8          1.7         0.3 setosa 
## 20          5.1         3.8          1.5         0.3 setosa 
## 21          5.4         3.4          1.7         0.2 setosa 
## 22          5.1         3.7          1.5         0.4 setosa 
## 23          4.6         3.6          1           0.2 setosa 
## 24          5.1         3.3          1.7         0.5 setosa 
## 25          4.8         3.4          1.9         0.2 setosa 
## 26          5           3            1.6         0.2 setosa 
## 27          5           3.4          1.6         0.4 setosa 
## 28          5.2         3.5          1.5         0.2 setosa 
## 29          5.2         3.4          1.4         0.2 setosa 
## 30          4.7         3.2          1.6         0.2 setosa 
## 31          4.8         3.1          1.6         0.2 setosa 
## 32          5.4         3.4          1.5         0.4 setosa 
## 33          5.2         4.1          1.5         0.1 setosa 
## 34          5.5         4.2          1.4         0.2 setosa 
## 35          4.9         3.1          1.5         0.2 setosa 
## 36          5           3.2          1.2         0.2 setosa 
## 37          5.5         3.5          1.3         0.2 setosa 
## 38          4.9         3.6          1.4         0.1 setosa 
## 39          4.4         3            1.3         0.2 setosa 
## 40          5.1         3.4          1.5         0.2 setosa 
## 41          5           3.5          1.3         0.3 setosa 
## 42          4.5         2.3          1.3         0.3 setosa 
## 43          4.4         3.2          1.3         0.2 setosa 
## 44          5           3.5          1.6         0.6 setosa 
## 45          5.1         3.8          1.9         0.4 setosa 
## 46          4.8         3            1.4         0.3 setosa 
## 47          5.1         3.8          1.6         0.2 setosa 
## 48          4.6         3.2          1.4         0.2 setosa 
## 49          5.3         3.7          1.5         0.2 setosa 
## 50          5           3.3          1.4         0.2 setosa
iris %>% select(Petal.Width,Species,Petal.Length) %>% print(n=150)
## # A tibble: 150 × 3
##     Petal.Width Species    Petal.Length
##           <dbl> <fct>             <dbl>
##   1         0.2 setosa              1.4
##   2         0.2 setosa              1.4
##   3         0.2 setosa              1.3
##   4         0.2 setosa              1.5
##   5         0.2 setosa              1.4
##   6         0.4 setosa              1.7
##   7         0.3 setosa              1.4
##   8         0.2 setosa              1.5
##   9         0.2 setosa              1.4
##  10         0.1 setosa              1.5
##  11         0.2 setosa              1.5
##  12         0.2 setosa              1.6
##  13         0.1 setosa              1.4
##  14         0.1 setosa              1.1
##  15         0.2 setosa              1.2
##  16         0.4 setosa              1.5
##  17         0.4 setosa              1.3
##  18         0.3 setosa              1.4
##  19         0.3 setosa              1.7
##  20         0.3 setosa              1.5
##  21         0.2 setosa              1.7
##  22         0.4 setosa              1.5
##  23         0.2 setosa              1  
##  24         0.5 setosa              1.7
##  25         0.2 setosa              1.9
##  26         0.2 setosa              1.6
##  27         0.4 setosa              1.6
##  28         0.2 setosa              1.5
##  29         0.2 setosa              1.4
##  30         0.2 setosa              1.6
##  31         0.2 setosa              1.6
##  32         0.4 setosa              1.5
##  33         0.1 setosa              1.5
##  34         0.2 setosa              1.4
##  35         0.2 setosa              1.5
##  36         0.2 setosa              1.2
##  37         0.2 setosa              1.3
##  38         0.1 setosa              1.4
##  39         0.2 setosa              1.3
##  40         0.2 setosa              1.5
##  41         0.3 setosa              1.3
##  42         0.3 setosa              1.3
##  43         0.2 setosa              1.3
##  44         0.6 setosa              1.6
##  45         0.4 setosa              1.9
##  46         0.3 setosa              1.4
##  47         0.2 setosa              1.6
##  48         0.2 setosa              1.4
##  49         0.2 setosa              1.5
##  50         0.2 setosa              1.4
##  51         1.4 versicolor          4.7
##  52         1.5 versicolor          4.5
##  53         1.5 versicolor          4.9
##  54         1.3 versicolor          4  
##  55         1.5 versicolor          4.6
##  56         1.3 versicolor          4.5
##  57         1.6 versicolor          4.7
##  58         1   versicolor          3.3
##  59         1.3 versicolor          4.6
##  60         1.4 versicolor          3.9
##  61         1   versicolor          3.5
##  62         1.5 versicolor          4.2
##  63         1   versicolor          4  
##  64         1.4 versicolor          4.7
##  65         1.3 versicolor          3.6
##  66         1.4 versicolor          4.4
##  67         1.5 versicolor          4.5
##  68         1   versicolor          4.1
##  69         1.5 versicolor          4.5
##  70         1.1 versicolor          3.9
##  71         1.8 versicolor          4.8
##  72         1.3 versicolor          4  
##  73         1.5 versicolor          4.9
##  74         1.2 versicolor          4.7
##  75         1.3 versicolor          4.3
##  76         1.4 versicolor          4.4
##  77         1.4 versicolor          4.8
##  78         1.7 versicolor          5  
##  79         1.5 versicolor          4.5
##  80         1   versicolor          3.5
##  81         1.1 versicolor          3.8
##  82         1   versicolor          3.7
##  83         1.2 versicolor          3.9
##  84         1.6 versicolor          5.1
##  85         1.5 versicolor          4.5
##  86         1.6 versicolor          4.5
##  87         1.5 versicolor          4.7
##  88         1.3 versicolor          4.4
##  89         1.3 versicolor          4.1
##  90         1.3 versicolor          4  
##  91         1.2 versicolor          4.4
##  92         1.4 versicolor          4.6
##  93         1.2 versicolor          4  
##  94         1   versicolor          3.3
##  95         1.3 versicolor          4.2
##  96         1.2 versicolor          4.2
##  97         1.3 versicolor          4.2
##  98         1.3 versicolor          4.3
##  99         1.1 versicolor          3  
## 100         1.3 versicolor          4.1
## 101         2.5 virginica           6  
## 102         1.9 virginica           5.1
## 103         2.1 virginica           5.9
## 104         1.8 virginica           5.6
## 105         2.2 virginica           5.8
## 106         2.1 virginica           6.6
## 107         1.7 virginica           4.5
## 108         1.8 virginica           6.3
## 109         1.8 virginica           5.8
## 110         2.5 virginica           6.1
## 111         2   virginica           5.1
## 112         1.9 virginica           5.3
## 113         2.1 virginica           5.5
## 114         2   virginica           5  
## 115         2.4 virginica           5.1
## 116         2.3 virginica           5.3
## 117         1.8 virginica           5.5
## 118         2.2 virginica           6.7
## 119         2.3 virginica           6.9
## 120         1.5 virginica           5  
## 121         2.3 virginica           5.7
## 122         2   virginica           4.9
## 123         2   virginica           6.7
## 124         1.8 virginica           4.9
## 125         2.1 virginica           5.7
## 126         1.8 virginica           6  
## 127         1.8 virginica           4.8
## 128         1.8 virginica           4.9
## 129         2.1 virginica           5.6
## 130         1.6 virginica           5.8
## 131         1.9 virginica           6.1
## 132         2   virginica           6.4
## 133         2.2 virginica           5.6
## 134         1.5 virginica           5.1
## 135         1.4 virginica           5.6
## 136         2.3 virginica           6.1
## 137         2.4 virginica           5.6
## 138         1.8 virginica           5.5
## 139         1.8 virginica           4.8
## 140         2.1 virginica           5.4
## 141         2.4 virginica           5.6
## 142         2.3 virginica           5.1
## 143         1.9 virginica           5.1
## 144         2.3 virginica           5.9
## 145         2.5 virginica           5.7
## 146         2.3 virginica           5.2
## 147         1.9 virginica           5  
## 148         2   virginica           5.2
## 149         2.3 virginica           5.4
## 150         1.8 virginica           5.1
iris %>% select(-Petal.Width,-Species) %>% print(n=150)
## # A tibble: 150 × 3
##     Sepal.Length Sepal.Width Petal.Length
##            <dbl>       <dbl>        <dbl>
##   1          5.1         3.5          1.4
##   2          4.9         3            1.4
##   3          4.7         3.2          1.3
##   4          4.6         3.1          1.5
##   5          5           3.6          1.4
##   6          5.4         3.9          1.7
##   7          4.6         3.4          1.4
##   8          5           3.4          1.5
##   9          4.4         2.9          1.4
##  10          4.9         3.1          1.5
##  11          5.4         3.7          1.5
##  12          4.8         3.4          1.6
##  13          4.8         3            1.4
##  14          4.3         3            1.1
##  15          5.8         4            1.2
##  16          5.7         4.4          1.5
##  17          5.4         3.9          1.3
##  18          5.1         3.5          1.4
##  19          5.7         3.8          1.7
##  20          5.1         3.8          1.5
##  21          5.4         3.4          1.7
##  22          5.1         3.7          1.5
##  23          4.6         3.6          1  
##  24          5.1         3.3          1.7
##  25          4.8         3.4          1.9
##  26          5           3            1.6
##  27          5           3.4          1.6
##  28          5.2         3.5          1.5
##  29          5.2         3.4          1.4
##  30          4.7         3.2          1.6
##  31          4.8         3.1          1.6
##  32          5.4         3.4          1.5
##  33          5.2         4.1          1.5
##  34          5.5         4.2          1.4
##  35          4.9         3.1          1.5
##  36          5           3.2          1.2
##  37          5.5         3.5          1.3
##  38          4.9         3.6          1.4
##  39          4.4         3            1.3
##  40          5.1         3.4          1.5
##  41          5           3.5          1.3
##  42          4.5         2.3          1.3
##  43          4.4         3.2          1.3
##  44          5           3.5          1.6
##  45          5.1         3.8          1.9
##  46          4.8         3            1.4
##  47          5.1         3.8          1.6
##  48          4.6         3.2          1.4
##  49          5.3         3.7          1.5
##  50          5           3.3          1.4
##  51          7           3.2          4.7
##  52          6.4         3.2          4.5
##  53          6.9         3.1          4.9
##  54          5.5         2.3          4  
##  55          6.5         2.8          4.6
##  56          5.7         2.8          4.5
##  57          6.3         3.3          4.7
##  58          4.9         2.4          3.3
##  59          6.6         2.9          4.6
##  60          5.2         2.7          3.9
##  61          5           2            3.5
##  62          5.9         3            4.2
##  63          6           2.2          4  
##  64          6.1         2.9          4.7
##  65          5.6         2.9          3.6
##  66          6.7         3.1          4.4
##  67          5.6         3            4.5
##  68          5.8         2.7          4.1
##  69          6.2         2.2          4.5
##  70          5.6         2.5          3.9
##  71          5.9         3.2          4.8
##  72          6.1         2.8          4  
##  73          6.3         2.5          4.9
##  74          6.1         2.8          4.7
##  75          6.4         2.9          4.3
##  76          6.6         3            4.4
##  77          6.8         2.8          4.8
##  78          6.7         3            5  
##  79          6           2.9          4.5
##  80          5.7         2.6          3.5
##  81          5.5         2.4          3.8
##  82          5.5         2.4          3.7
##  83          5.8         2.7          3.9
##  84          6           2.7          5.1
##  85          5.4         3            4.5
##  86          6           3.4          4.5
##  87          6.7         3.1          4.7
##  88          6.3         2.3          4.4
##  89          5.6         3            4.1
##  90          5.5         2.5          4  
##  91          5.5         2.6          4.4
##  92          6.1         3            4.6
##  93          5.8         2.6          4  
##  94          5           2.3          3.3
##  95          5.6         2.7          4.2
##  96          5.7         3            4.2
##  97          5.7         2.9          4.2
##  98          6.2         2.9          4.3
##  99          5.1         2.5          3  
## 100          5.7         2.8          4.1
## 101          6.3         3.3          6  
## 102          5.8         2.7          5.1
## 103          7.1         3            5.9
## 104          6.3         2.9          5.6
## 105          6.5         3            5.8
## 106          7.6         3            6.6
## 107          4.9         2.5          4.5
## 108          7.3         2.9          6.3
## 109          6.7         2.5          5.8
## 110          7.2         3.6          6.1
## 111          6.5         3.2          5.1
## 112          6.4         2.7          5.3
## 113          6.8         3            5.5
## 114          5.7         2.5          5  
## 115          5.8         2.8          5.1
## 116          6.4         3.2          5.3
## 117          6.5         3            5.5
## 118          7.7         3.8          6.7
## 119          7.7         2.6          6.9
## 120          6           2.2          5  
## 121          6.9         3.2          5.7
## 122          5.6         2.8          4.9
## 123          7.7         2.8          6.7
## 124          6.3         2.7          4.9
## 125          6.7         3.3          5.7
## 126          7.2         3.2          6  
## 127          6.2         2.8          4.8
## 128          6.1         3            4.9
## 129          6.4         2.8          5.6
## 130          7.2         3            5.8
## 131          7.4         2.8          6.1
## 132          7.9         3.8          6.4
## 133          6.4         2.8          5.6
## 134          6.3         2.8          5.1
## 135          6.1         2.6          5.6
## 136          7.7         3            6.1
## 137          6.3         3.4          5.6
## 138          6.4         3.1          5.5
## 139          6           3            4.8
## 140          6.9         3.1          5.4
## 141          6.7         3.1          5.6
## 142          6.9         3.1          5.1
## 143          5.8         2.7          5.1
## 144          6.8         3.2          5.9
## 145          6.7         3.3          5.7
## 146          6.7         3            5.2
## 147          6.3         2.5          5  
## 148          6.5         3            5.2
## 149          6.2         3.4          5.4
## 150          5.9         3            5.1
#mutate
iris %>% mutate(sepal=Sepal.Length+Sepal.Width) %>% print(n=150)
## # A tibble: 150 × 6
##     Sepal.Length Sepal.Width Petal.Length Petal.Width Species    sepal
##            <dbl>       <dbl>        <dbl>       <dbl> <fct>      <dbl>
##   1          5.1         3.5          1.4         0.2 setosa       8.6
##   2          4.9         3            1.4         0.2 setosa       7.9
##   3          4.7         3.2          1.3         0.2 setosa       7.9
##   4          4.6         3.1          1.5         0.2 setosa       7.7
##   5          5           3.6          1.4         0.2 setosa       8.6
##   6          5.4         3.9          1.7         0.4 setosa       9.3
##   7          4.6         3.4          1.4         0.3 setosa       8  
##   8          5           3.4          1.5         0.2 setosa       8.4
##   9          4.4         2.9          1.4         0.2 setosa       7.3
##  10          4.9         3.1          1.5         0.1 setosa       8  
##  11          5.4         3.7          1.5         0.2 setosa       9.1
##  12          4.8         3.4          1.6         0.2 setosa       8.2
##  13          4.8         3            1.4         0.1 setosa       7.8
##  14          4.3         3            1.1         0.1 setosa       7.3
##  15          5.8         4            1.2         0.2 setosa       9.8
##  16          5.7         4.4          1.5         0.4 setosa      10.1
##  17          5.4         3.9          1.3         0.4 setosa       9.3
##  18          5.1         3.5          1.4         0.3 setosa       8.6
##  19          5.7         3.8          1.7         0.3 setosa       9.5
##  20          5.1         3.8          1.5         0.3 setosa       8.9
##  21          5.4         3.4          1.7         0.2 setosa       8.8
##  22          5.1         3.7          1.5         0.4 setosa       8.8
##  23          4.6         3.6          1           0.2 setosa       8.2
##  24          5.1         3.3          1.7         0.5 setosa       8.4
##  25          4.8         3.4          1.9         0.2 setosa       8.2
##  26          5           3            1.6         0.2 setosa       8  
##  27          5           3.4          1.6         0.4 setosa       8.4
##  28          5.2         3.5          1.5         0.2 setosa       8.7
##  29          5.2         3.4          1.4         0.2 setosa       8.6
##  30          4.7         3.2          1.6         0.2 setosa       7.9
##  31          4.8         3.1          1.6         0.2 setosa       7.9
##  32          5.4         3.4          1.5         0.4 setosa       8.8
##  33          5.2         4.1          1.5         0.1 setosa       9.3
##  34          5.5         4.2          1.4         0.2 setosa       9.7
##  35          4.9         3.1          1.5         0.2 setosa       8  
##  36          5           3.2          1.2         0.2 setosa       8.2
##  37          5.5         3.5          1.3         0.2 setosa       9  
##  38          4.9         3.6          1.4         0.1 setosa       8.5
##  39          4.4         3            1.3         0.2 setosa       7.4
##  40          5.1         3.4          1.5         0.2 setosa       8.5
##  41          5           3.5          1.3         0.3 setosa       8.5
##  42          4.5         2.3          1.3         0.3 setosa       6.8
##  43          4.4         3.2          1.3         0.2 setosa       7.6
##  44          5           3.5          1.6         0.6 setosa       8.5
##  45          5.1         3.8          1.9         0.4 setosa       8.9
##  46          4.8         3            1.4         0.3 setosa       7.8
##  47          5.1         3.8          1.6         0.2 setosa       8.9
##  48          4.6         3.2          1.4         0.2 setosa       7.8
##  49          5.3         3.7          1.5         0.2 setosa       9  
##  50          5           3.3          1.4         0.2 setosa       8.3
##  51          7           3.2          4.7         1.4 versicolor  10.2
##  52          6.4         3.2          4.5         1.5 versicolor   9.6
##  53          6.9         3.1          4.9         1.5 versicolor  10  
##  54          5.5         2.3          4           1.3 versicolor   7.8
##  55          6.5         2.8          4.6         1.5 versicolor   9.3
##  56          5.7         2.8          4.5         1.3 versicolor   8.5
##  57          6.3         3.3          4.7         1.6 versicolor   9.6
##  58          4.9         2.4          3.3         1   versicolor   7.3
##  59          6.6         2.9          4.6         1.3 versicolor   9.5
##  60          5.2         2.7          3.9         1.4 versicolor   7.9
##  61          5           2            3.5         1   versicolor   7  
##  62          5.9         3            4.2         1.5 versicolor   8.9
##  63          6           2.2          4           1   versicolor   8.2
##  64          6.1         2.9          4.7         1.4 versicolor   9  
##  65          5.6         2.9          3.6         1.3 versicolor   8.5
##  66          6.7         3.1          4.4         1.4 versicolor   9.8
##  67          5.6         3            4.5         1.5 versicolor   8.6
##  68          5.8         2.7          4.1         1   versicolor   8.5
##  69          6.2         2.2          4.5         1.5 versicolor   8.4
##  70          5.6         2.5          3.9         1.1 versicolor   8.1
##  71          5.9         3.2          4.8         1.8 versicolor   9.1
##  72          6.1         2.8          4           1.3 versicolor   8.9
##  73          6.3         2.5          4.9         1.5 versicolor   8.8
##  74          6.1         2.8          4.7         1.2 versicolor   8.9
##  75          6.4         2.9          4.3         1.3 versicolor   9.3
##  76          6.6         3            4.4         1.4 versicolor   9.6
##  77          6.8         2.8          4.8         1.4 versicolor   9.6
##  78          6.7         3            5           1.7 versicolor   9.7
##  79          6           2.9          4.5         1.5 versicolor   8.9
##  80          5.7         2.6          3.5         1   versicolor   8.3
##  81          5.5         2.4          3.8         1.1 versicolor   7.9
##  82          5.5         2.4          3.7         1   versicolor   7.9
##  83          5.8         2.7          3.9         1.2 versicolor   8.5
##  84          6           2.7          5.1         1.6 versicolor   8.7
##  85          5.4         3            4.5         1.5 versicolor   8.4
##  86          6           3.4          4.5         1.6 versicolor   9.4
##  87          6.7         3.1          4.7         1.5 versicolor   9.8
##  88          6.3         2.3          4.4         1.3 versicolor   8.6
##  89          5.6         3            4.1         1.3 versicolor   8.6
##  90          5.5         2.5          4           1.3 versicolor   8  
##  91          5.5         2.6          4.4         1.2 versicolor   8.1
##  92          6.1         3            4.6         1.4 versicolor   9.1
##  93          5.8         2.6          4           1.2 versicolor   8.4
##  94          5           2.3          3.3         1   versicolor   7.3
##  95          5.6         2.7          4.2         1.3 versicolor   8.3
##  96          5.7         3            4.2         1.2 versicolor   8.7
##  97          5.7         2.9          4.2         1.3 versicolor   8.6
##  98          6.2         2.9          4.3         1.3 versicolor   9.1
##  99          5.1         2.5          3           1.1 versicolor   7.6
## 100          5.7         2.8          4.1         1.3 versicolor   8.5
## 101          6.3         3.3          6           2.5 virginica    9.6
## 102          5.8         2.7          5.1         1.9 virginica    8.5
## 103          7.1         3            5.9         2.1 virginica   10.1
## 104          6.3         2.9          5.6         1.8 virginica    9.2
## 105          6.5         3            5.8         2.2 virginica    9.5
## 106          7.6         3            6.6         2.1 virginica   10.6
## 107          4.9         2.5          4.5         1.7 virginica    7.4
## 108          7.3         2.9          6.3         1.8 virginica   10.2
## 109          6.7         2.5          5.8         1.8 virginica    9.2
## 110          7.2         3.6          6.1         2.5 virginica   10.8
## 111          6.5         3.2          5.1         2   virginica    9.7
## 112          6.4         2.7          5.3         1.9 virginica    9.1
## 113          6.8         3            5.5         2.1 virginica    9.8
## 114          5.7         2.5          5           2   virginica    8.2
## 115          5.8         2.8          5.1         2.4 virginica    8.6
## 116          6.4         3.2          5.3         2.3 virginica    9.6
## 117          6.5         3            5.5         1.8 virginica    9.5
## 118          7.7         3.8          6.7         2.2 virginica   11.5
## 119          7.7         2.6          6.9         2.3 virginica   10.3
## 120          6           2.2          5           1.5 virginica    8.2
## 121          6.9         3.2          5.7         2.3 virginica   10.1
## 122          5.6         2.8          4.9         2   virginica    8.4
## 123          7.7         2.8          6.7         2   virginica   10.5
## 124          6.3         2.7          4.9         1.8 virginica    9  
## 125          6.7         3.3          5.7         2.1 virginica   10  
## 126          7.2         3.2          6           1.8 virginica   10.4
## 127          6.2         2.8          4.8         1.8 virginica    9  
## 128          6.1         3            4.9         1.8 virginica    9.1
## 129          6.4         2.8          5.6         2.1 virginica    9.2
## 130          7.2         3            5.8         1.6 virginica   10.2
## 131          7.4         2.8          6.1         1.9 virginica   10.2
## 132          7.9         3.8          6.4         2   virginica   11.7
## 133          6.4         2.8          5.6         2.2 virginica    9.2
## 134          6.3         2.8          5.1         1.5 virginica    9.1
## 135          6.1         2.6          5.6         1.4 virginica    8.7
## 136          7.7         3            6.1         2.3 virginica   10.7
## 137          6.3         3.4          5.6         2.4 virginica    9.7
## 138          6.4         3.1          5.5         1.8 virginica    9.5
## 139          6           3            4.8         1.8 virginica    9  
## 140          6.9         3.1          5.4         2.1 virginica   10  
## 141          6.7         3.1          5.6         2.4 virginica    9.8
## 142          6.9         3.1          5.1         2.3 virginica   10  
## 143          5.8         2.7          5.1         1.9 virginica    8.5
## 144          6.8         3.2          5.9         2.3 virginica   10  
## 145          6.7         3.3          5.7         2.5 virginica   10  
## 146          6.7         3            5.2         2.3 virginica    9.7
## 147          6.3         2.5          5           1.9 virginica    8.8
## 148          6.5         3            5.2         2   virginica    9.5
## 149          6.2         3.4          5.4         2.3 virginica    9.6
## 150          5.9         3            5.1         1.8 virginica    8.9
irisbaru <- iris %>% select(-Species,-Petal.Width) %>% mutate(sepal=Sepal.Length+Sepal.Width) %>% print(n=150)
## # A tibble: 150 × 4
##     Sepal.Length Sepal.Width Petal.Length sepal
##            <dbl>       <dbl>        <dbl> <dbl>
##   1          5.1         3.5          1.4   8.6
##   2          4.9         3            1.4   7.9
##   3          4.7         3.2          1.3   7.9
##   4          4.6         3.1          1.5   7.7
##   5          5           3.6          1.4   8.6
##   6          5.4         3.9          1.7   9.3
##   7          4.6         3.4          1.4   8  
##   8          5           3.4          1.5   8.4
##   9          4.4         2.9          1.4   7.3
##  10          4.9         3.1          1.5   8  
##  11          5.4         3.7          1.5   9.1
##  12          4.8         3.4          1.6   8.2
##  13          4.8         3            1.4   7.8
##  14          4.3         3            1.1   7.3
##  15          5.8         4            1.2   9.8
##  16          5.7         4.4          1.5  10.1
##  17          5.4         3.9          1.3   9.3
##  18          5.1         3.5          1.4   8.6
##  19          5.7         3.8          1.7   9.5
##  20          5.1         3.8          1.5   8.9
##  21          5.4         3.4          1.7   8.8
##  22          5.1         3.7          1.5   8.8
##  23          4.6         3.6          1     8.2
##  24          5.1         3.3          1.7   8.4
##  25          4.8         3.4          1.9   8.2
##  26          5           3            1.6   8  
##  27          5           3.4          1.6   8.4
##  28          5.2         3.5          1.5   8.7
##  29          5.2         3.4          1.4   8.6
##  30          4.7         3.2          1.6   7.9
##  31          4.8         3.1          1.6   7.9
##  32          5.4         3.4          1.5   8.8
##  33          5.2         4.1          1.5   9.3
##  34          5.5         4.2          1.4   9.7
##  35          4.9         3.1          1.5   8  
##  36          5           3.2          1.2   8.2
##  37          5.5         3.5          1.3   9  
##  38          4.9         3.6          1.4   8.5
##  39          4.4         3            1.3   7.4
##  40          5.1         3.4          1.5   8.5
##  41          5           3.5          1.3   8.5
##  42          4.5         2.3          1.3   6.8
##  43          4.4         3.2          1.3   7.6
##  44          5           3.5          1.6   8.5
##  45          5.1         3.8          1.9   8.9
##  46          4.8         3            1.4   7.8
##  47          5.1         3.8          1.6   8.9
##  48          4.6         3.2          1.4   7.8
##  49          5.3         3.7          1.5   9  
##  50          5           3.3          1.4   8.3
##  51          7           3.2          4.7  10.2
##  52          6.4         3.2          4.5   9.6
##  53          6.9         3.1          4.9  10  
##  54          5.5         2.3          4     7.8
##  55          6.5         2.8          4.6   9.3
##  56          5.7         2.8          4.5   8.5
##  57          6.3         3.3          4.7   9.6
##  58          4.9         2.4          3.3   7.3
##  59          6.6         2.9          4.6   9.5
##  60          5.2         2.7          3.9   7.9
##  61          5           2            3.5   7  
##  62          5.9         3            4.2   8.9
##  63          6           2.2          4     8.2
##  64          6.1         2.9          4.7   9  
##  65          5.6         2.9          3.6   8.5
##  66          6.7         3.1          4.4   9.8
##  67          5.6         3            4.5   8.6
##  68          5.8         2.7          4.1   8.5
##  69          6.2         2.2          4.5   8.4
##  70          5.6         2.5          3.9   8.1
##  71          5.9         3.2          4.8   9.1
##  72          6.1         2.8          4     8.9
##  73          6.3         2.5          4.9   8.8
##  74          6.1         2.8          4.7   8.9
##  75          6.4         2.9          4.3   9.3
##  76          6.6         3            4.4   9.6
##  77          6.8         2.8          4.8   9.6
##  78          6.7         3            5     9.7
##  79          6           2.9          4.5   8.9
##  80          5.7         2.6          3.5   8.3
##  81          5.5         2.4          3.8   7.9
##  82          5.5         2.4          3.7   7.9
##  83          5.8         2.7          3.9   8.5
##  84          6           2.7          5.1   8.7
##  85          5.4         3            4.5   8.4
##  86          6           3.4          4.5   9.4
##  87          6.7         3.1          4.7   9.8
##  88          6.3         2.3          4.4   8.6
##  89          5.6         3            4.1   8.6
##  90          5.5         2.5          4     8  
##  91          5.5         2.6          4.4   8.1
##  92          6.1         3            4.6   9.1
##  93          5.8         2.6          4     8.4
##  94          5           2.3          3.3   7.3
##  95          5.6         2.7          4.2   8.3
##  96          5.7         3            4.2   8.7
##  97          5.7         2.9          4.2   8.6
##  98          6.2         2.9          4.3   9.1
##  99          5.1         2.5          3     7.6
## 100          5.7         2.8          4.1   8.5
## 101          6.3         3.3          6     9.6
## 102          5.8         2.7          5.1   8.5
## 103          7.1         3            5.9  10.1
## 104          6.3         2.9          5.6   9.2
## 105          6.5         3            5.8   9.5
## 106          7.6         3            6.6  10.6
## 107          4.9         2.5          4.5   7.4
## 108          7.3         2.9          6.3  10.2
## 109          6.7         2.5          5.8   9.2
## 110          7.2         3.6          6.1  10.8
## 111          6.5         3.2          5.1   9.7
## 112          6.4         2.7          5.3   9.1
## 113          6.8         3            5.5   9.8
## 114          5.7         2.5          5     8.2
## 115          5.8         2.8          5.1   8.6
## 116          6.4         3.2          5.3   9.6
## 117          6.5         3            5.5   9.5
## 118          7.7         3.8          6.7  11.5
## 119          7.7         2.6          6.9  10.3
## 120          6           2.2          5     8.2
## 121          6.9         3.2          5.7  10.1
## 122          5.6         2.8          4.9   8.4
## 123          7.7         2.8          6.7  10.5
## 124          6.3         2.7          4.9   9  
## 125          6.7         3.3          5.7  10  
## 126          7.2         3.2          6    10.4
## 127          6.2         2.8          4.8   9  
## 128          6.1         3            4.9   9.1
## 129          6.4         2.8          5.6   9.2
## 130          7.2         3            5.8  10.2
## 131          7.4         2.8          6.1  10.2
## 132          7.9         3.8          6.4  11.7
## 133          6.4         2.8          5.6   9.2
## 134          6.3         2.8          5.1   9.1
## 135          6.1         2.6          5.6   8.7
## 136          7.7         3            6.1  10.7
## 137          6.3         3.4          5.6   9.7
## 138          6.4         3.1          5.5   9.5
## 139          6           3            4.8   9  
## 140          6.9         3.1          5.4  10  
## 141          6.7         3.1          5.6   9.8
## 142          6.9         3.1          5.1  10  
## 143          5.8         2.7          5.1   8.5
## 144          6.8         3.2          5.9  10  
## 145          6.7         3.3          5.7  10  
## 146          6.7         3            5.2   9.7
## 147          6.3         2.5          5     8.8
## 148          6.5         3            5.2   9.5
## 149          6.2         3.4          5.4   9.6
## 150          5.9         3            5.1   8.9
irisbaru %>% print(n=150)
## # A tibble: 150 × 4
##     Sepal.Length Sepal.Width Petal.Length sepal
##            <dbl>       <dbl>        <dbl> <dbl>
##   1          5.1         3.5          1.4   8.6
##   2          4.9         3            1.4   7.9
##   3          4.7         3.2          1.3   7.9
##   4          4.6         3.1          1.5   7.7
##   5          5           3.6          1.4   8.6
##   6          5.4         3.9          1.7   9.3
##   7          4.6         3.4          1.4   8  
##   8          5           3.4          1.5   8.4
##   9          4.4         2.9          1.4   7.3
##  10          4.9         3.1          1.5   8  
##  11          5.4         3.7          1.5   9.1
##  12          4.8         3.4          1.6   8.2
##  13          4.8         3            1.4   7.8
##  14          4.3         3            1.1   7.3
##  15          5.8         4            1.2   9.8
##  16          5.7         4.4          1.5  10.1
##  17          5.4         3.9          1.3   9.3
##  18          5.1         3.5          1.4   8.6
##  19          5.7         3.8          1.7   9.5
##  20          5.1         3.8          1.5   8.9
##  21          5.4         3.4          1.7   8.8
##  22          5.1         3.7          1.5   8.8
##  23          4.6         3.6          1     8.2
##  24          5.1         3.3          1.7   8.4
##  25          4.8         3.4          1.9   8.2
##  26          5           3            1.6   8  
##  27          5           3.4          1.6   8.4
##  28          5.2         3.5          1.5   8.7
##  29          5.2         3.4          1.4   8.6
##  30          4.7         3.2          1.6   7.9
##  31          4.8         3.1          1.6   7.9
##  32          5.4         3.4          1.5   8.8
##  33          5.2         4.1          1.5   9.3
##  34          5.5         4.2          1.4   9.7
##  35          4.9         3.1          1.5   8  
##  36          5           3.2          1.2   8.2
##  37          5.5         3.5          1.3   9  
##  38          4.9         3.6          1.4   8.5
##  39          4.4         3            1.3   7.4
##  40          5.1         3.4          1.5   8.5
##  41          5           3.5          1.3   8.5
##  42          4.5         2.3          1.3   6.8
##  43          4.4         3.2          1.3   7.6
##  44          5           3.5          1.6   8.5
##  45          5.1         3.8          1.9   8.9
##  46          4.8         3            1.4   7.8
##  47          5.1         3.8          1.6   8.9
##  48          4.6         3.2          1.4   7.8
##  49          5.3         3.7          1.5   9  
##  50          5           3.3          1.4   8.3
##  51          7           3.2          4.7  10.2
##  52          6.4         3.2          4.5   9.6
##  53          6.9         3.1          4.9  10  
##  54          5.5         2.3          4     7.8
##  55          6.5         2.8          4.6   9.3
##  56          5.7         2.8          4.5   8.5
##  57          6.3         3.3          4.7   9.6
##  58          4.9         2.4          3.3   7.3
##  59          6.6         2.9          4.6   9.5
##  60          5.2         2.7          3.9   7.9
##  61          5           2            3.5   7  
##  62          5.9         3            4.2   8.9
##  63          6           2.2          4     8.2
##  64          6.1         2.9          4.7   9  
##  65          5.6         2.9          3.6   8.5
##  66          6.7         3.1          4.4   9.8
##  67          5.6         3            4.5   8.6
##  68          5.8         2.7          4.1   8.5
##  69          6.2         2.2          4.5   8.4
##  70          5.6         2.5          3.9   8.1
##  71          5.9         3.2          4.8   9.1
##  72          6.1         2.8          4     8.9
##  73          6.3         2.5          4.9   8.8
##  74          6.1         2.8          4.7   8.9
##  75          6.4         2.9          4.3   9.3
##  76          6.6         3            4.4   9.6
##  77          6.8         2.8          4.8   9.6
##  78          6.7         3            5     9.7
##  79          6           2.9          4.5   8.9
##  80          5.7         2.6          3.5   8.3
##  81          5.5         2.4          3.8   7.9
##  82          5.5         2.4          3.7   7.9
##  83          5.8         2.7          3.9   8.5
##  84          6           2.7          5.1   8.7
##  85          5.4         3            4.5   8.4
##  86          6           3.4          4.5   9.4
##  87          6.7         3.1          4.7   9.8
##  88          6.3         2.3          4.4   8.6
##  89          5.6         3            4.1   8.6
##  90          5.5         2.5          4     8  
##  91          5.5         2.6          4.4   8.1
##  92          6.1         3            4.6   9.1
##  93          5.8         2.6          4     8.4
##  94          5           2.3          3.3   7.3
##  95          5.6         2.7          4.2   8.3
##  96          5.7         3            4.2   8.7
##  97          5.7         2.9          4.2   8.6
##  98          6.2         2.9          4.3   9.1
##  99          5.1         2.5          3     7.6
## 100          5.7         2.8          4.1   8.5
## 101          6.3         3.3          6     9.6
## 102          5.8         2.7          5.1   8.5
## 103          7.1         3            5.9  10.1
## 104          6.3         2.9          5.6   9.2
## 105          6.5         3            5.8   9.5
## 106          7.6         3            6.6  10.6
## 107          4.9         2.5          4.5   7.4
## 108          7.3         2.9          6.3  10.2
## 109          6.7         2.5          5.8   9.2
## 110          7.2         3.6          6.1  10.8
## 111          6.5         3.2          5.1   9.7
## 112          6.4         2.7          5.3   9.1
## 113          6.8         3            5.5   9.8
## 114          5.7         2.5          5     8.2
## 115          5.8         2.8          5.1   8.6
## 116          6.4         3.2          5.3   9.6
## 117          6.5         3            5.5   9.5
## 118          7.7         3.8          6.7  11.5
## 119          7.7         2.6          6.9  10.3
## 120          6           2.2          5     8.2
## 121          6.9         3.2          5.7  10.1
## 122          5.6         2.8          4.9   8.4
## 123          7.7         2.8          6.7  10.5
## 124          6.3         2.7          4.9   9  
## 125          6.7         3.3          5.7  10  
## 126          7.2         3.2          6    10.4
## 127          6.2         2.8          4.8   9  
## 128          6.1         3            4.9   9.1
## 129          6.4         2.8          5.6   9.2
## 130          7.2         3            5.8  10.2
## 131          7.4         2.8          6.1  10.2
## 132          7.9         3.8          6.4  11.7
## 133          6.4         2.8          5.6   9.2
## 134          6.3         2.8          5.1   9.1
## 135          6.1         2.6          5.6   8.7
## 136          7.7         3            6.1  10.7
## 137          6.3         3.4          5.6   9.7
## 138          6.4         3.1          5.5   9.5
## 139          6           3            4.8   9  
## 140          6.9         3.1          5.4  10  
## 141          6.7         3.1          5.6   9.8
## 142          6.9         3.1          5.1  10  
## 143          5.8         2.7          5.1   8.5
## 144          6.8         3.2          5.9  10  
## 145          6.7         3.3          5.7  10  
## 146          6.7         3            5.2   9.7
## 147          6.3         2.5          5     8.8
## 148          6.5         3            5.2   9.5
## 149          6.2         3.4          5.4   9.6
## 150          5.9         3            5.1   8.9

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