Readings

• Skim chapter 7: Data import of R for Data Science (2e)
  • Focus on sections 7.1, 7.2, and 7.5
• Read chapter 5: Data tidying of R for Data Science (2e)

Guiding questions

• What types of files do readr functions read?
• What is tidy data?
• What three rules make a dataset tidy?
• What basic steps/functions can be used to tidy a dataset?

Slides

The slides for today’s lesson are available online as an HTML file. Use the buttons below to open the slides either as an interactive website or as a static PDF (for printing or storing for later).

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Fun fact: If you type ? (or shift + /) while going through the slides, you can see a list of special slide-specific commands.