Problem Set 5

Important

Due October 20th at 11:59 pm on Canvas

Problem Set 5 is posted on Canvas. You must use the provided RMarkdown file to complete this problem set.

• Use the RMarkdown file provided (.Rmd extension) and write your answers and code in the spaces provided. Submit the PDF that is “knitted” (1 file).¹

If you have any issues using RMarkdown please see me in my office so we can make sure you can knit the file on your computer.

Files

1. Problem Set - PDF
2. RMardown file
3. Dataset

Purpose

This fourth problem set will help you practice:

1. Understanding the components of a linear regression model
2. Running a linear regression model in R
3. Interpreting the output of the lm() function

You will use the following commands:

# From the previous problem sets
read.csv()

plot()

cor()

# New in this problem set

lm()

Criteria for success

In addition to providing the correct code and/or answer, a successful problem set will:

1. Have clear explanations that demonstrate your knowledge of the material
2. Use the “comment out” function to explain what the code is doing

Footnotes

1. This route requires a few more tools. You need to install RMarkdown and TinyTeX. The upside? You can produce beautiful documents that show your code and output.