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Sharing a birthday

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stahrwe

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Sharing a birthday

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For some reason I can't post to the Shout Box

There is a 90% probability that two people will share a birthday in a group of 40 people

http://en.wikipedia.org/wiki/Birthday_problem
n=Infinity
Sum n = -1/12
n=1

where n are natural numbers.
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Wine and Books
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Re: Sharing a birthday

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My boyfriend and I have the same birthday, although MANY years apart!
A good book is only made better with a glass of wine........
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