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- Thread starter frecklesan
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matt grime

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NateTG

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If you have a notion of how precisely the two are aligned, and you have a probability function, then you can start using numbers.

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NateTG

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1/365 for the right day (since 2002 is not a leap year)

1/(365*24) for the right hour

1/(365*24*60) for the right minute

1/(365*24*60*60) for the right second

and so on.

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selfAdjoint

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NateTG

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Actually, the probability for a random group of 22 people to have a pair with the same birthday is already better than 50%.Originally posted by selfAdjoint

Since there are only two people in this problem - the daughter and the grandfather, it's a bit simpler.

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