A group of twenty-seven people is selected at random. What is the probability that at least...

A group of twenty-seven people is selected at random. What is the probability that at least two of them will have the same birthday? (Round your answer to four decimal places.)

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(OR) FOR YOUR BETTER UNDERSTANDING...

P(365,27)/365^27 = 0.3731

P(atleast 2 birthdays) = 1- 0.3731 = 0.6269

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orchestra answered 1 year ago

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