Asked by Jazmine

Assuming boy and girl babies are equally likely, find the probability that a family with three children will have exactly 1 boy
Answered by Reiny
prob= C(3,1) (1/2)(1/2)^2
= 3/8

or just list them

BBB
BBG
BGB
GBB
GGB .....
GBG .....
BGG ....
GGG
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