You only need 23 people to have more than a 50% chance that 2 of them will have the same birthday
( ,
Sat 25 Jun 2005, 3:49,
archived)
how does that work?
EDIT: actually, just read your profile. "First year maths student". Don't bother explaining it, I'll just believe you instead...
( ,
Sat 25 Jun 2005, 3:51,
archived)
S'truth
Not that one of those 23 will match yours, but that two of those 23 will have the same one.
( ,
Sat 25 Jun 2005, 3:54,
archived)