Assignment #8

Installing Packages

if (!require("devtools"))
  install.packages("devtools")

## Loading required package: devtools

## Loading required package: usethis

devtools::install_github("rstudio/shiny")

## Downloading GitHub repo rstudio/shiny@master

## htmltools (0.4.0 -> 984b39c13...) [GitHub]
## mime      (0.8   -> 0.9         ) [CRAN]
## rlang     (0.4.5 -> 0.4.6       ) [CRAN]
## withr     (2.1.2 -> 2.2.0       ) [CRAN]

## Installing 3 packages: mime, rlang, withr

## 
## The downloaded binary packages are in
##  /var/folders/n9/vbl5r21s4fgbkj5qjk3crfvh0000gn/T//RtmpKlooC8/downloaded_packages

## Downloading GitHub repo rstudio/htmltools@master

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─  preparing ‘htmltools’:
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─  cleaning src
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─  checking for LF line-endings in source and make files and shell scripts
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─  building ‘htmltools_0.4.0.9003.tar.gz’
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─  preparing ‘shiny’: (763ms)
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   checking DESCRIPTION meta-information ...
  
✓  checking DESCRIPTION meta-information
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─  checking for LF line-endings in source and make files and shell scripts (637ms)
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─  checking for empty or unneeded directories
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─  building ‘shiny_1.4.0.9002.tar.gz’
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## 

Viewing Data

head(iris,5)

##   Sepal.Length Sepal.Width Petal.Length Petal.Width Species
## 1          5.1         3.5          1.4         0.2  setosa
## 2          4.9         3.0          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          5.0         3.6          1.4         0.2  setosa

# tail(iris,n) 
# iris

Summary of Data

summary(iris)

##   Sepal.Length    Sepal.Width     Petal.Length    Petal.Width   
##  Min.   :4.300   Min.   :2.000   Min.   :1.000   Min.   :0.100  
##  1st Qu.:5.100   1st Qu.:2.800   1st Qu.:1.600   1st Qu.:0.300  
##  Median :5.800   Median :3.000   Median :4.350   Median :1.300  
##  Mean   :5.843   Mean   :3.057   Mean   :3.758   Mean   :1.199  
##  3rd Qu.:6.400   3rd Qu.:3.300   3rd Qu.:5.100   3rd Qu.:1.800  
##  Max.   :7.900   Max.   :4.400   Max.   :6.900   Max.   :2.500  
##        Species  
##  setosa    :50  
##  versicolor:50  
##  virginica :50  
##                 
##                 
## 

Plot One

library(ggplot2)
ggplot(iris,aes(x=Sepal.Length,y=Sepal.Width,color=Species))+geom_point()

Plot Two

ggplot(iris,aes(x=Species,y=Sepal.Length))+geom_boxplot()