Write an r command that will create a pie chart

Reference no: EM132704461

You will be using RStudio for this part of the final exam.

Create an R script file named finalExam_LastnameFirstnameR that will contain answers to the following four questions:

Question 1:

a. Write an R command that will create a vector called temp that will store the data in the Temp column of the built-in dataset airquality.

Question 2: Write an R command to create a histogram of temp. Set the number of breaks to 15 Use the color "cadetbluer, set the title of the chart to "Temperature", and set the y-axis label to -Degrees in F".

c. Export your histogram as a png file named lastnameFirstname_Histogram.png

Question 2:
'Mite separate R commands to find the following summary statistics for the Wind variable of the airquality built-in dataset:
a Mean
b Median
c Standard deviation
d Variance
Make sure you label the question and each part of the question in your R script file

Question 3:

a Write an R command that will create a pie chart of the cyl variable of the mtcars built-in dataset.
b Export your pie chart as a png file named LastnameFIrstname_Pie.png

Reference no: EM132704461

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