Posted by Jazmine on Sunday, November 3, 2013 at 8:31pm.
Assuming boy and girl babies are equally likely, find the probability that a family with three children will have exactly 1 boy

math  Reiny, Sunday, November 3, 2013 at 9:49pm
prob= C(3,1) (1/2)(1/2)^2
= 3/8
or just list them
BBB
BBG
BGB
GBB
GGB .....
GBG .....
BGG ....
GGG