Here are the R source files. Note that your browser may try to display them instead of saving them, in which case you'll need to right-click (Windows) or Ctrl+click (Mac) and tell your browser to save the linked file.
Stats 1 Stuff
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Chapter 7
And here are the data files that the R source files use. (The R source files are set up to download these files from the internet, so you shouldn't need these data files, but here they are in case you want them anyway.)
sample.txt
election.txt
hiring.txt
attendance.txt
fries.txt
television.txt
bears.txt