The Ex-Cubs Factor, Revisited


There’s a belief that a baseball team with more than three former Chicago Cubs is unable to win the World Series.  This paper is an attempt to analyze the actual facts from the Baseball Data Bank and see whether that’s in fact true.

Spoiler:  It’s not true.  The Pittsburgh Pirates are, in fact, the Worst Team Ever.

The project was built in Python via an iPython Notebook, using the Seaborn plotting library to help visualize some of the statistical inferences.