Lecture 7: Data Cleaning

Published

July 17, 2025

Info and Materials

  • Date: July 17, 2025
  • Topics: Data Cleaning and Wrangling
  • Slides: View Slides
  • Code: No in-class code to download

Learning Objectives

  • Rename and recode variables using rename(), recode(), and case_when()
  • Identify syntactic vs. non-syntactic variable names and handle them correctly
  • Detect, handle, and clean explicit missing data using common tools

Before Class

  • Review Lecture 6 materials to get ready for today’s in-class quiz
  • Bring your laptop to every class

Readings

No readings.