Manipulating Data 2

Published

June 2, 2026

Overview

We deepen our data wrangling skills with more advanced dplyr operations — joins, grouped summaries, and chained pipelines. We also look at Simpson’s paradox as a cautionary tale about how aggregation can mislead us.

Download

Download the project for this week, unzip it, and double-click 07-content.Rproj to open it in RStudio: 07-content.zip

Readings

Chapter 7: Data Wrangling (cont.)

Slides

Note

Slides for this session will appear here.