> From: Noelle <noelle> > Date: Sun, 16 Jun 2024 10:55:50 -0700 (PDT) > > https://en.wikipedia.org/wiki/Birthday_problem Thanks. I guess you really need 60 people to virtually guarantee that there will be two people in the room with the same birthday, not 30 like I said. (30 gives you pretty good probability, but it's not guaranteed.)