The Math of the Birthday Paradox

Even though there are 365 days in a year there’s a 50% chance that two people in a group of 23 will share the same birthday.



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  1. xoxoxoBruce11:09 am

    I had a High School teacher do this to our class of 27. Sure enough a girl I had a crush on and myself were born the same day in the same hospital. I could then truthfully tell the guys she and I had both been naked in the same room.

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