Ed Leamer's brilliant paper, Let's Take the Con out of Econometrics makes the point that classical statistical tests don't hold when you go on a fishing expedition. This equally brilliant comic strip from xkcd makes the point with elegance. The tip is from John Allen Paulos who reminds the reader to count the number of tests.
[image error]
Welcome back. Just a moment while we sign you in to your Goodreads account.