Assuming boy and girl babies are equally likely,find the probability that a family with three children...

Question

Question

Assuming boy and girl babies are equally likely,find the probability that a family with three children will have exactly 2 boys.

Answer 1

Answer #1

P(boy) = 0.5

P(3 children with 2 boys) = 3C2 * 0.5² * (1 - 0.5)^3-2 = 0.375 (ans)

Answer 2

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