Hypergeometric distribution symmetry
( go to the article → https://www.johndcook.com/blog/2023/05/23/hypergeometric-symmetry/ )
One of these days I’d like to read Feller’s probability book slowly. He often says clever things in passing that are easy to miss. Here’s an example from Feller  that I overlooked until I saw it cited elsewhere. Suppose an urn contains n marbles, n1 red and n2 black. When r marbles are drawn […] The post Hypergeometric distribution symmetry first appeared on John D. Cook.
May 23, 2023, 5:34 p.m.