Many thanks to Mine Çetinkaya-Rundel for presenting the Data Science in a Box during useR!2019. I started looking into the website and found that https://datasciencebox.org//content/explore/ contains few broken links (404):
- Bechdel https://datasciencebox.org//appex/ae-02-bechdel/ae-02-bechdel.html
- NC bike crashes
The Community page instructed me to post here. Thanks for help.