Lab assignment 4
Jared Lockley
2026-09-25
getwd()## [1] "C:/Users/jared/OneDrive/Pictures/Desktop/Biostatslab/week4"setwd("C:/Users/jared/OneDrive/Pictures/Desktop/Biostatslab/week4")#1
sample_data <- c(5, 7, 8, 6, 9, 10)
se <- function(x){sd(x)/sqrt(length(x))}
se(sample_data)## [1] 0.7637626#2
data("iris")
se(iris$Sepal.Length)## [1] 0.06761132#3
F.to.C <- function(f) {(f - 32) * 5/9}
F.to.C(32)## [1] 0#4.
data <- read.csv("Lab_3_Data_Groupers.csv")
head(data)## Sample Species Habitat Reserve_Status Year TL HL Gut
## 1 1 Graysby Clay Bank Reserve 2009 55 20 Not sampled
## 2 2 Graysby Clay Bank Reserve 2009 51 18 Not sampled
## 3 3 Graysby Clay Bank Reserve 2009 50 19 Not sampled
## 4 4 Graysby Clay Bank Reserve 2009 223 70 Not sampled
## 5 5 Rock Hind Clay Bank Reserve 2009 131 46 Not sampled
## 6 6 Rock Hind Clay Bank Reserve 2009 103 34 Not sampled
## RNA_DNA_Ratio
## 1 1.2
## 2 1.5
## 3 0.8
## 4 5.1
## 5 2.6
## 6 2.2read.csv("Lab_3_Data_Groupers.csv")## Sample Species Habitat Reserve_Status Year TL HL Gut
## 1 1 Graysby Clay Bank Reserve 2009 55 20 Not sampled
## 2 2 Graysby Clay Bank Reserve 2009 51 18 Not sampled
## 3 3 Graysby Clay Bank Reserve 2009 50 19 Not sampled
## 4 4 Graysby Clay Bank Reserve 2009 223 70 Not sampled
## 5 5 Rock Hind Clay Bank Reserve 2009 131 46 Not sampled
## 6 6 Rock Hind Clay Bank Reserve 2009 103 34 Not sampled
## 7 7 Rock Hind Clay Bank Reserve 2009 127 44 Not sampled
## 8 8 Rock Hind Clay Bank Reserve 2009 130 43 Not sampled
## 9 9 Rock Hind Clay Bank Reserve 2009 117 39 Not sampled
## 10 10 Rock Hind Clay Bank Reserve 2009 140 47 Not sampled
## 11 11 Rock Hind Clay Bank Reserve 2009 107 36 Not sampled
## 12 12 Rock Hind Clay Bank Reserve 2009 107 37 Not sampled
## 13 13 Rock Hind Clay Bank Reserve 2009 98 33 Not sampled
## 14 14 Rock Hind Clay Bank Reserve 2009 182 62 Not sampled
## 15 15 Rock Hind Clay Bank Reserve 2009 127 45 Not sampled
## 16 16 Rock Hind Clay Bank Reserve 2009 136 46 Not sampled
## 17 17 Rock Hind Clay Bank Reserve 2009 122 41 Not sampled
## 18 18 Rock Hind Clay Bank Reserve 2009 120 41 Not sampled
## 19 19 Rock Hind Clay Bank Reserve 2009 139 46 Not sampled
## 20 20 Rock Hind Clay Bank Reserve 2009 128 42 Not sampled
## 21 21 Rock Hind Clay Bank Reserve 2009 131 44 Not sampled
## 22 22 Rock Hind Clay Bank Reserve 2009 140 48 Not sampled
## 23 23 Rock Hind Clay Bank Reserve 2009 146 48 Not sampled
## 24 24 Rock Hind Clay Bank Reserve 2009 121 41 Not sampled
## 25 25 Rock Hind Clay Bank Reserve 2009 133 47 Not sampled
## 26 26 Rock Hind Clay Bank Reserve 2009 132 45 Not sampled
## 27 27 Rock Hind Clay Bank Reserve 2009 130 45 Not sampled
## 28 28 Rock Hind Clay Bank Reserve 2009 115 41 Not sampled
## 29 29 Rock Hind Clay Bank Reserve 2009 119 41 Not sampled
## 30 30 Rock Hind Clay Bank Reserve 2009 102 36 Not sampled
## 31 31 Graysby Coral Reef Reserve 2009 140 46 Not sampled
## 32 32 Graysby Coral Reef Reserve 2009 149 50 Not sampled
## 33 33 Graysby Coral Reef Reserve 2009 197 66 Not sampled
## 34 34 Graysby Coral Reef Reserve 2009 94 35 Not sampled
## 35 35 Graysby Coral Reef Reserve 2009 124 43 Not sampled
## 36 36 Graysby Coral Reef Reserve 2009 149 48 Not sampled
## 37 37 Graysby Coral Reef Reserve 2009 150 56 Not sampled
## 38 38 Graysby Coral Reef Reserve 2009 187 61 Not sampled
## 39 39 Graysby Coral Reef Reserve 2009 240 78 Not sampled
## 40 40 Graysby Coral Reef Reserve 2009 255 90 Not sampled
## 41 41 Graysby Clay Bank Reserve 2009 39 13 Full
## 42 42 Graysby Clay Bank Reserve 2009 69 23 Empty
## 43 43 Graysby Clay Bank Reserve 2009 59 19 Full
## 44 44 Graysby Clay Bank Reserve 2009 74 23 Full
## 45 45 Graysby Clay Bank Reserve 2009 64 22 Empty
## 46 46 Graysby Clay Bank Reserve 2009 61 22 Full
## 47 47 Graysby Clay Bank Reserve 2009 64 23 Full
## 48 48 Rock Hind Clay Bank Reserve 2009 152 51 Full
## 49 49 Rock Hind Clay Bank Reserve 2009 119 39 Empty
## 50 50 Rock Hind Clay Bank Reserve 2009 129 43 Empty
## 51 51 Rock Hind Clay Bank Reserve 2009 117 41 Empty
## 52 52 Rock Hind Clay Bank Reserve 2009 121 41 Full
## 53 53 Rock Hind Clay Bank Reserve 2009 142 47 Empty
## 54 54 Graysby Coral Reef Reserve 2009 115 40 Full
## 55 55 Graysby Coral Reef Reserve 2009 129 44 Empty
## 56 56 Graysby Coral Reef Reserve 2009 133 47 Empty
## 57 57 Graysby Coral Reef Reserve 2009 132 46 Empty
## 58 58 Graysby Coral Reef Reserve 2009 156 55 Empty
## 59 59 Graysby Coral Reef Reserve 2009 182 63 Empty
## 60 60 Graysby Coral Reef Reserve 2009 200 66 Full
## 61 61 Graysby Coral Reef Reserve 2009 153 52 Empty
## 62 62 Graysby Coral Reef Reserve 2009 34 7 Empty
## 63 63 Graysby Coral Reef Reserve 2009 116 41 Empty
## 64 64 Graysby Clay Bank Reserve 2009 151 51 Empty
## 65 65 Graysby Coral Reef Reserve 2009 199 73 Empty
## 66 66 Graysby Coral Reef Reserve 2009 196 70 Empty
## 67 67 Graysby Coral Reef Reserve 2009 185 66 Empty
## 68 68 Graysby Coral Reef Reserve 2009 129 45 Full
## 69 69 Graysby Coral Reef Reserve 2009 136 48 Empty
## 70 70 Graysby Coral Reef Reserve 2009 131 46 Full
## 71 71 Graysby Coral Reef Reserve 2009 101 37 Full
## 72 72 Rock Hind Clay Bank Non reserve 2009 116 38 Full
## 73 73 Rock Hind Clay Bank Non reserve 2009 150 50 Empty
## 74 74 Rock Hind Clay Bank Non reserve 2009 147 48 Full
## 75 75 Rock Hind Clay Bank Non reserve 2009 101 35 Empty
## 76 76 Rock Hind Clay Bank Non reserve 2009 119 39 Empty
## 77 77 Rock Hind Clay Bank Non reserve 2009 122 40 Empty
## 78 78 Rock Hind Clay Bank Non reserve 2009 116 39 Empty
## 79 79 Rock Hind Clay Bank Non reserve 2009 129 44 Full
## 80 80 Rock Hind Clay Bank Non reserve 2009 116 38 Empty
## 81 81 Rock Hind Clay Bank Non reserve 2009 112 37 Empty
## 82 82 Rock Hind Clay Bank Non reserve 2009 137 46 Full
## 83 83 Rock Hind Clay Bank Non reserve 2009 106 37 Full
## 84 84 Rock Hind Clay Bank Non reserve 2009 104 35 Empty
## 85 85 Rock Hind Clay Bank Non reserve 2009 96 32 Empty
## 86 86 Rock Hind Clay Bank Non reserve 2009 93 30 Empty
## 87 87 Rock Hind Clay Bank Non reserve 2009 122 41 Empty
## 88 88 Rock Hind Clay Bank Non reserve 2009 160 53 Empty
## 89 89 Rock Hind Clay Bank Non reserve 2009 139 47 Empty
## 90 90 Rock Hind Clay Bank Non reserve 2009 115 38 Empty
## 91 91 Rock Hind Clay Bank Non reserve 2009 122 40 Empty
## 92 92 Rock Hind Clay Bank Non reserve 2009 112 38 Empty
## 93 93 Rock Hind Clay Bank Non reserve 2009 118 39 Full
## 94 94 Rock Hind Clay Bank Non reserve 2009 95 33 Empty
## 95 95 Rock Hind Clay Bank Non reserve 2009 106 34 Empty
## 96 96 Rock Hind Oil Platform Reserve 2009 185 68 Full
## 97 97 Rock Hind Oil Platform Reserve 2009 142 50 Full
## 98 98 Rock Hind Oil Platform Reserve 2009 169 61 Full
## 99 99 Rock Hind Oil Platform Reserve 2009 159 55 Empty
## 100 100 Rock Hind Oil Platform Reserve 2009 206 74 Empty
## 101 101 Rock Hind Oil Platform Reserve 2009 188 66 Empty
## 102 102 Rock Hind Oil Platform Reserve 2009 198 73 Full
## 103 103 Rock Hind Oil Platform Reserve 2009 164 58 Empty
## 104 104 Rock Hind Oil Platform Reserve 2009 169 57 Empty
## 105 105 Rock Hind Oil Platform Reserve 2009 160 54 Empty
## 106 106 Rock Hind Oil Platform Reserve 2009 149 52 Empty
## 107 107 Rock Hind Oil Platform Reserve 2009 165 57 Empty
## 108 108 Rock Hind Oil Platform Reserve 2009 144 53 Full
## 109 109 Rock Hind Oil Platform Reserve 2009 147 50 Empty
## 110 110 Rock Hind Oil Platform Reserve 2009 196 71 Full
## 111 111 Rock Hind Oil Platform Reserve 2009 228 84 Full
## 112 112 Rock Hind Oil Platform Reserve 2009 190 66 Empty
## 113 113 Rock Hind Oil Platform Reserve 2009 155 54 Empty
## 114 114 Rock Hind Clay Bank Reserve 2009 195 69 Empty
## 115 115 Rock Hind Clay Bank Reserve 2009 115 40 Full
## 116 116 Rock Hind Clay Bank Reserve 2009 115 40 Empty
## 117 117 Graysby Clay Bank Reserve 2009 109 37 Full
## 118 118 Graysby Clay Bank Reserve 2009 94 33 Empty
## 119 119 Graysby Clay Bank Reserve 2009 88 31 Full
## 120 120 Graysby Clay Bank Reserve 2009 69 25 Not Sampled
## 121 121 Graysby Clay Bank Reserve 2009 64 25 Not Sampled
## 122 122 Graysby Clay Bank Reserve 2009 69 24 Empty
## 123 123 Graysby Clay Bank Reserve 2009 63 23 Empty
## 124 124 Graysby Clay Bank Reserve 2009 66 24 Not Sampled
## 125 125 Graysby Clay Bank Reserve 2009 57 21 Not Sampled
## 126 126 Rock Hind Coral Reef Reserve 2009 251 93 Empty
## 127 127 Graysby Clay Bank Non reserve 2009 40 11 Empty
## 128 128 Graysby Clay Bank Non reserve 2009 45 16 Not Sampled
## 129 129 Rock Hind Clay Bank Non reserve 2009 147 51 Empty
## 130 130 Rock Hind Clay Bank Non reserve 2009 133 48 Full
## 131 131 Rock Hind Clay Bank Non reserve 2009 125 44 Full
## 132 132 Rock Hind Clay Bank Non reserve 2009 136 45 Full
## 133 133 Rock Hind Clay Bank Non reserve 2009 134 43 Full
## 134 134 Rock Hind Clay Bank Non reserve 2009 120 40 Empty
## 135 135 Rock Hind Clay Bank Non reserve 2009 112 38 Empty
## 136 136 Rock Hind Clay Bank Non reserve 2009 110 38 Full
## 137 137 Rock Hind Clay Bank Non reserve 2009 97 34 Full
## 138 138 Rock Hind Clay Bank Non reserve 2009 105 36 Full
## 139 139 Rock Hind Clay Bank Non reserve 2009 103 35 Empty
## 140 140 Rock Hind Clay Bank Non reserve 2009 111 37 Empty
## 141 141 Rock Hind Clay Bank Non reserve 2009 106 37 Full
## 142 142 Rock Hind Clay Bank Non reserve 2009 96 35 Full
## 143 143 Rock Hind Clay Bank Non reserve 2009 90 31 Empty
## 144 144 Rock Hind Clay Bank Non reserve 2009 97 33 Empty
## 145 145 Rock Hind Clay Bank Non reserve 2009 97 34 Not Sampled
## 146 146 Graysby Coral Reef Reserve 2010 164 59 Not Sampled
## 147 147 Rock Hind Clay Bank Reserve 2010 44 15 Not Sampled
## 148 148 Rock Hind Clay Bank Reserve 2010 39 14 Not Sampled
## 149 149 Graysby Coral Reef Reserve 2010 137 48 Not Sampled
## 150 150 Graysby Coral Reef Reserve 2010 167 58 Not Sampled
## 151 151 Graysby Coral Reef Reserve 2010 157 55 Not Sampled
## 152 152 Rock Hind Clay Bank Reserve 2010 161 54 Not Sampled
## 153 153 Rock Hind Clay Bank Reserve 2010 32 9 Not Sampled
## 154 154 Rock Hind Clay Bank Reserve 2010 37 12 Not Sampled
## 155 155 Rock Hind Clay Bank Reserve 2010 155 52 Not Sampled
## 156 156 Rock Hind Clay Bank Reserve 2010 154 53 Not Sampled
## 157 157 Rock Hind Clay Bank Reserve 2010 146 49 Not Sampled
## 158 158 Rock Hind Clay Bank Reserve 2010 172 59 Not Sampled
## 159 159 Rock Hind Clay Bank Non reserve 2009 166 57 Not Sampled
## 160 160 Rock Hind Clay Bank Non reserve 2009 186 65 Not Sampled
## 161 161 Rock Hind Clay Bank Non reserve 2009 196 65 Not Sampled
## 162 162 Rock Hind Clay Bank Non reserve 2009 209 69 Not Sampled
## 163 163 Rock Hind Clay Bank Non reserve 2009 204 75 Not Sampled
## 164 164 Rock Hind Clay Bank Non reserve 2009 39 11 Not Sampled
## 165 165 Rock Hind Clay Bank Non reserve 2009 36 10 Not Sampled
## 166 166 Rock Hind Coral Reef Reserve 2010 212 75 Not Sampled
## 167 167 Graysby Clay Bank Non reserve 2010 127 44 Empty
## 168 168 Rock Hind Clay Bank Non reserve 2010 136 44 Empty
## 169 169 Rock Hind Clay Bank Non reserve 2010 145 52 Empty
## 170 170 Graysby Clay Bank Non reserve 2010 150 54 Empty
## 171 171 Rock Hind Clay Bank Non reserve 2010 205 74 Empty
## 172 172 Rock Hind Clay Bank Non reserve 2010 143 48 Full
## 173 173 Rock Hind Clay Bank Non reserve 2010 211 73 Empty
## 174 174 Rock Hind Clay Bank Non reserve 2010 150 54 Empty
## 175 175 Rock Hind Clay Bank Non reserve 2010 225 75 Full
## 176 176 Rock Hind Clay Bank Non reserve 2010 225 74 Full
## 177 177 Rock Hind Clay Bank Non reserve 2010 154 53 Empty
## 178 178 Rock Hind Clay Bank Non reserve 2010 156 52 Full
## 179 179 Rock Hind Clay Bank Non reserve 2010 139 47 Empty
## 180 180 Rock Hind Clay Bank Non reserve 2010 124 43 Empty
## 181 181 Rock Hind Oil Platform Non reserve 2010 157 54 Empty
## 182 182 Rock Hind Oil Platform Non reserve 2010 143 46 Full
## 183 183 Graysby Oil Platform Non reserve 2010 94 31 Full
## 184 184 Rock Hind Oil Platform Non reserve 2010 218 75 Full
## 185 185 Graysby Oil Platform Non reserve 2010 139 48 Empty
## 186 186 Rock Hind Clay Bank Non reserve 2010 47 16 Full
## 187 187 Rock Hind Clay Bank Non reserve 2010 53 16 Empty
## 188 188 Rock Hind Clay Bank Non reserve 2010 50 16 Empty
## 189 189 Rock Hind Clay Bank Reserve 2010 55 19 Full
## 190 190 Rock Hind Clay Bank Reserve 2010 52 19 Full
## 191 191 Rock Hind Clay Bank Reserve 2010 53 19 Empty
## 192 192 Rock Hind Clay Bank Reserve 2010 56 19 Empty
## 193 193 Graysby Coral Reef Reserve 2010 154 51 Empty
## 194 194 Graysby Coral Reef Reserve 2010 148 53 Empty
## 195 195 Graysby Coral Reef Reserve 2010 128 45 Not Sampled
## 196 196 Rock Hind Clay Bank Non reserve 2010 119 43 Empty
## 197 197 Rock Hind Clay Bank Non reserve 2010 131 43 Full
## 198 198 Rock Hind Clay Bank Non reserve 2010 140 43 Full
## 199 199 Rock Hind Clay Bank Non reserve 2010 142 45 Not Sampled
## 200 200 Rock Hind Clay Bank Non reserve 2010 102 32 Not Sampled
## 201 201 Rock Hind Clay Bank Non reserve 2010 147 46 Full
## 202 202 Rock Hind Clay Bank Non reserve 2010 146 50 Full
## 203 203 Graysby Clay Bank Non reserve 2010 47 16 Empty
## 204 204 Rock Hind Oil Platform Non reserve 2010 151 51 Empty
## 205 205 Graysby Oil Platform Non reserve 2010 167 54 Full
## RNA_DNA_Ratio
## 1 1.2
## 2 1.5
## 3 0.8
## 4 5.1
## 5 2.6
## 6 2.2
## 7 4.5
## 8 4.9
## 9 5.1
## 10 3.6
## 11 4.9
## 12 3.5
## 13 3.7
## 14 2.5
## 15 3.3
## 16 3.2
## 17 4.1
## 18 3.3
## 19 3.8
## 20 5.2
## 21 4.0
## 22 4.5
## 23 3.4
## 24 3.3
## 25 4.7
## 26 2.9
## 27 3.3
## 28 3.3
## 29 4.6
## 30 3.5
## 31 2.5
## 32 6.2
## 33 3.8
## 34 2.8
## 35 3.4
## 36 4.1
## 37 3.9
## 38 7.6
## 39 4.7
## 40 5.5
## 41 1.2
## 42 2.5
## 43 1.3
## 44 2.8
## 45 3.3
## 46 1.6
## 47 2.2
## 48 3.3
## 49 2.5
## 50 2.9
## 51 1.7
## 52 2.5
## 53 1.8
## 54 2.3
## 55 2.6
## 56 4.8
## 57 3.4
## 58 2.4
## 59 5.1
## 60 4.8
## 61 3.7
## 62 1.2
## 63 1.7
## 64 4.2
## 65 4.2
## 66 4.3
## 67 4.2
## 68 3.0
## 69 4.1
## 70 3.1
## 71 3.0
## 72 3.4
## 73 3.8
## 74 2.8
## 75 3.6
## 76 4.4
## 77 3.5
## 78 3.7
## 79 4.0
## 80 3.5
## 81 4.5
## 82 4.6
## 83 5.7
## 84 3.8
## 85 4.1
## 86 3.7
## 87 3.5
## 88 5.0
## 89 4.2
## 90 2.9
## 91 2.0
## 92 5.0
## 93 2.1
## 94 3.5
## 95 4.0
## 96 3.2
## 97 2.5
## 98 1.6
## 99 3.3
## 100 4.3
## 101 2.5
## 102 5.2
## 103 3.6
## 104 4.5
## 105 3.3
## 106 3.0
## 107 3.0
## 108 3.0
## 109 2.2
## 110 3.0
## 111 3.0
## 112 3.4
## 113 3.9
## 114 3.2
## 115 2.4
## 116 2.1
## 117 3.1
## 118 2.5
## 119 2.3
## 120 3.0
## 121 1.6
## 122 1.5
## 123 1.4
## 124 2.2
## 125 1.8
## 126 2.6
## 127 1.8
## 128 1.6
## 129 2.4
## 130 2.0
## 131 1.8
## 132 2.9
## 133 1.4
## 134 2.1
## 135 2.4
## 136 2.2
## 137 2.0
## 138 2.3
## 139 2.7
## 140 2.3
## 141 1.9
## 142 2.0
## 143 2.7
## 144 2.2
## 145 1.4
## 146 3.6
## 147 8.5
## 148 2.8
## 149 3.6
## 150 3.2
## 151 3.9
## 152 3.3
## 153 1.7
## 154 2.9
## 155 3.3
## 156 2.9
## 157 2.6
## 158 2.1
## 159 3.3
## 160 3.8
## 161 3.0
## 162 3.3
## 163 4.3
## 164 1.2
## 165 1.7
## 166 3.0
## 167 4.3
## 168 4.3
## 169 4.3
## 170 3.2
## 171 1.4
## 172 3.6
## 173 1.5
## 174 4.5
## 175 2.3
## 176 2.0
## 177 4.4
## 178 3.7
## 179 4.0
## 180 4.9
## 181 3.9
## 182 4.3
## 183 2.2
## 184 6.2
## 185 4.2
## 186 5.4
## 187 6.6
## 188 3.5
## 189 3.9
## 190 3.5
## 191 5.3
## 192 5.6
## 193 8.6
## 194 5.1
## 195 6.5
## 196 6.3
## 197 4.6
## 198 6.0
## 199 6.2
## 200 5.4
## 201 5.8
## 202 6.4
## 203 1.5
## 204 5.6
## 205 4.7#4 A)
library(dplyr)## Warning: package 'dplyr' was built under R version 4.5.3##
## Attaching package: 'dplyr'## The following objects are masked from 'package:stats':
##
## filter, lag## The following objects are masked from 'package:base':
##
## intersect, setdiff, setequal, uniondata %>% group_by(Species, Habitat) %>% summarise(
mean(TL),
sd(TL),
var(TL),
median(TL),
min(TL),
max(TL),
IQR(TL))## `summarise()` has regrouped the output.
## ℹ Summaries were computed grouped by Species and Habitat.
## ℹ Output is grouped by Species.
## ℹ Use `summarise(.groups = "drop_last")` to silence this message.
## ℹ Use `summarise(.by = c(Species, Habitat))` for per-operation grouping
## (`?dplyr::dplyr_by`) instead.## # A tibble: 6 × 9
## # Groups: Species [2]
## Species Habitat `mean(TL)` `sd(TL)` `var(TL)` `median(TL)` `min(TL)` `max(TL)`
## <chr> <chr> <dbl> <dbl> <dbl> <dbl> <int> <int>
## 1 Graysby Clay B… 78.8 42.2 1784. 64 39 223
## 2 Graysby Coral … 152. 41.7 1736. 149 34 255
## 3 Graysby Oil Pl… 133. 36.8 1356. 139 94 167
## 4 Rock H… Clay B… 123. 39.2 1536. 122 32 225
## 5 Rock H… Coral … 232. 27.6 760. 232. 212 251
## 6 Rock H… Oil Pl… 172. 25.3 642. 164. 142 228
## # ℹ 1 more variable: `IQR(TL)` <dbl>#the coral reef Had the largest fish #Interquartile range
#4 B)
library(dplyr)
data %>% group_by("graysby", "clay bank") %>% summarise(
mean(TL),
sd(TL),
var(TL),
median(TL),
min(TL),
max(TL),
IQR(TL))## `summarise()` has regrouped the output.
## ℹ Summaries were computed grouped by "graysby" and "clay bank".
## ℹ Output is grouped by "graysby".
## ℹ Use `summarise(.groups = "drop_last")` to silence this message.
## ℹ Use `summarise(.by = c("graysby", "clay bank"))` for per-operation grouping
## (`?dplyr::dplyr_by`) instead.## # A tibble: 1 × 9
## # Groups: "graysby" [1]
## `"graysby"` `"clay bank"` `mean(TL)` `sd(TL)` `var(TL)` `median(TL)` `min(TL)`
## <chr> <chr> <dbl> <dbl> <dbl> <int> <int>
## 1 graysby clay bank 129. 46.8 2195. 130 32
## # ℹ 2 more variables: `max(TL)` <int>, `IQR(TL)` <dbl>library(dplyr)
data %>% group_by("rock hind", "clay bank") %>% summarise(
mean(TL),
sd(TL),
var(TL),
median(TL),
min(TL),
max(TL),
IQR(TL))## `summarise()` has regrouped the output.
## ℹ Summaries were computed grouped by "rock hind" and "clay bank".
## ℹ Output is grouped by "rock hind".
## ℹ Use `summarise(.groups = "drop_last")` to silence this message.
## ℹ Use `summarise(.by = c("rock hind", "clay bank"))` for per-operation grouping
## (`?dplyr::dplyr_by`) instead.## # A tibble: 1 × 9
## # Groups: "rock hind" [1]
## `"rock hind"` `"clay bank"` `mean(TL)` `sd(TL)` `var(TL)` `median(TL)`
## <chr> <chr> <dbl> <dbl> <dbl> <int>
## 1 rock hind clay bank 129. 46.8 2195. 130
## # ℹ 3 more variables: `min(TL)` <int>, `max(TL)` <int>, `IQR(TL)` <dbl>#ggplot(data = data, aes(x = "clay bank", y = TL, fill = "graysby")) + geom_boxplot()#ggplot(data = data, aes(x = "clay bank", y = TL, fill = "rock hind" )) + geom_boxplot()hist(data$TL,
main = "Rock Hind (clay bank)",
xlab = "TL")
hist(data$TL,
main = "graysby (Clay bank)",
xlab = "TL")
library(dplyr)
data %>% group_by("rock hind", "2009","coral reef" ) %>% summarise(
mean(TL),
sd(TL),
var(TL),
median(TL),
min(TL),
max(TL),
IQR(TL))## `summarise()` has regrouped the output.
## ℹ Summaries were computed grouped by "rock hind", "2009", and "coral reef".
## ℹ Output is grouped by "rock hind" and "2009".
## ℹ Use `summarise(.groups = "drop_last")` to silence this message.
## ℹ Use `summarise(.by = c("rock hind", "2009", "coral reef"))` for per-operation
## grouping (`?dplyr::dplyr_by`) instead.## # A tibble: 1 × 10
## # Groups: "rock hind", "2009" [1]
## `"rock hind"` `"2009"` `"coral reef"` `mean(TL)` `sd(TL)` `var(TL)`
## <chr> <chr> <chr> <dbl> <dbl> <dbl>
## 1 rock hind 2009 coral reef 129. 46.8 2195.
## # ℹ 4 more variables: `median(TL)` <int>, `min(TL)` <int>, `max(TL)` <int>,
## # `IQR(TL)` <dbl>#4 C)
library(dplyr)
data %>% group_by("rock hind", "2009","clay bank" ) %>% summarise(
mean(TL),
sd(TL),
var(TL),
median(TL),
min(TL),
max(TL),
IQR(TL))## `summarise()` has regrouped the output.
## ℹ Summaries were computed grouped by "rock hind", "2009", and "clay bank".
## ℹ Output is grouped by "rock hind" and "2009".
## ℹ Use `summarise(.groups = "drop_last")` to silence this message.
## ℹ Use `summarise(.by = c("rock hind", "2009", "clay bank"))` for per-operation
## grouping (`?dplyr::dplyr_by`) instead.## # A tibble: 1 × 10
## # Groups: "rock hind", "2009" [1]
## `"rock hind"` `"2009"` `"clay bank"` `mean(TL)` `sd(TL)` `var(TL)`
## <chr> <chr> <chr> <dbl> <dbl> <dbl>
## 1 rock hind 2009 clay bank 129. 46.8 2195.
## # ℹ 4 more variables: `median(TL)` <int>, `min(TL)` <int>, `max(TL)` <int>,
## # `IQR(TL)` <dbl>hist(data$TL,
main = "Rock Hind (2009, Coral Reef)",
xlab = "TL",
col = "skyblue",
border = "white")
hist(data$TL,
main = "Rock Hind (2009, Clay bank)",
xlab = "TL",
col = "skyblue",
border = "white")
#ggplot(data = data, aes(x = "2009, clay bank", y = TL, fill = "rock hind" )) + geom_boxplot()#ggplot(data = data, aes(x = "2009, coral reef", y = TL, fill = "rock hind" )) + geom_boxplot()