Data Transformation II

Week 10, Spring 2022

Summary

This week we will continue discussion of the tidyverse.

Learning Objectives

After completing this week, you are expected to be able to:

  • Identify “tidy” data.
  • Transform data to a “tidy” format using tidyr.
  • Import and export data using readr.
  • Combine multiple datasets using dplyr.

Reading

Link Source
Data Tidying R4DS
Data Import R4DS
Joins R4DS

Cheatsheets

Link Source
ggplot2 RStudio Cheatsheets
dplyr RStudio Cheatsheets
readr RStudio Cheatsheets
tidyr RStudio Cheatsheets

Video

Title Link Mirror
10.1 - Welcome to Week 10 10.1 - YouTube 10.1 - ClassTranscribe
10.2 - Data Wrangling 10.2 - YouTube 10.2 - ClassTranscribe
10.3 - Lab 07 10.3 - YouTube 10.3 - ClassTranscribe

Assignments

Assignment Deadline Credit
Lab 07 Thursday, November 3 100%
Quiz 07 Thursday, November 3 105%

Office Hours

Staff and Link Day Time
Zoom with Abdi Monday 4:00 PM - 6:00 PM
Zoom with David Monday 7:00 PM - 8:00 PM
Zoom with David Tuesday 7:00 PM - 8:00 PM
Zoom with Christina Wednesday 9:00 AM - 10:00 AM
Zoom with Zhiyuan Wednesday 2:30 PM - 4:30 PM
Zoom with David Wednesday 7:00 PM - 8:00 PM
Zoom with Jonas Thursday 6:00 PM - 8:00 PM
Discussion Forum Any! Any!