3 years ago

A family of three children, what is the probability of 2 boys and 1 girl?

1 answer:

6 0

P(2 boys, 1 girl) =P(BBG)+P(BGB)+P(GBB)=1/2 1/2 1/2 +1/2 1/2 1/2 +1/2 1/2 1/2 = 3/8 .

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