You probably saw this XKCD last week, which brought a grimace of recognition to statisticians everywhere:
It's so realistic, that Barry Rowlingson was able to reproduce all but two of the "charts" above with a simple R function (and a little help from the xkcd ggplot2 theme):
And now for @revodavid et al, with the xkcd package and font! (still two more to do...) pic.twitter.com/3aVHis23Gl
— Barry Rowlingson (@geospacedman) September 21, 2018
You can find the R code behind Barry's reproductions here, and I'm sure he'd welcome contributions for the remaining two charts :).