Week 2

Introduction to working with data in R and wrangling factors

This week we’ll learn how to work with spreadsheet-like data in R. We’ll also spend some time on how to be the boss of your factors.

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📝 Prepare:

• Make sure all packages that were listed in (lesson 02) are installed. You can check this by typing library(packagename) in the console – but replace packagename with the package name that you are checking

📚 Notes:

• lec05 - Working with data [HTML] [PDF] [RMD]
• lec06 - Wrangling factors [HTML] [PDF] [RMD]

✏️ Assignments

Right click and save these files in your Math 130 folder. You will write your answers directly in them and submit your assignment as instructed by the due date.

• HW 2
• Lec05 notes
• Lec06 notes

🤔 Additional Resources:

• Cheat Sheet for Forcats. Need a translated version? See the bottom of the RStudio resources page
• STAT 133 UC Berkeley https://www.stat.berkeley.edu/classes/s133/factors.html
• Be the boss of your factors using dplyr and forcats http://stat545.com/block029_factors.html
• R for Data Science - chapter on factors https://r4ds.had.co.nz/factors.html

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Last Updated 2023-01-11