An experiment involves studying the composition of genders of a set of triplets. What is the probability that there are 2 boys and a girl in the set?
Sample space: {BBB, BBG, BGB, GBB, BGG, GBG, GGB, GGG}.
P(2B+1G)=38.P(2B+1G)=\frac{3}{8}.P(2B+1G)=83.
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