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The answer should be between 0 and 1
What is the approximate probability of exactly three people in a group of ten are born in the
same month?
Solution
(10C_{3} * 1 * (1/12) * (1/12) * (11/12)) = 55/72
10C3 is the way of selecting any three persons
1 is probability that first guy could be from any mnth
1/12 is the probability for the next guy to born in the same mnth

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The answer should be between 0 and 1 What is the approximate proba.pdf

  • 1. The answer should be between 0 and 1 What is the approximate probability of exactly three people in a group of ten are born in the same month? Solution (10C_{3} * 1 * (1/12) * (1/12) * (11/12)) = 55/72 10C3 is the way of selecting any three persons 1 is probability that first guy could be from any mnth 1/12 is the probability for the next guy to born in the same mnth