(Leads to: Code style, Data basics, Documentation, Model intuition, R Markdown basics, RMarkdown)
Ensure that you have all the tools you need for this class. You should have done this before the first day.
Prerequisites [r4ds-1.4]
Running R code [r4ds-1.5]
RStudio IDE Cheat Sheet [cheatsheets-rstudio-IDE]. You don’t need to read the complete cheatsheet, but you should know that it exists.