Question: The sample space given here shows all possible sequences for a family with 4 children, where B stands for boy and G stands for girl.

The sample space given here shows all possible sequences for a family with 4 children, where B stands for boy and G stands for girl.

The sample space given here shows all possible sequences for

Assume that all of the 16 outcomes are equally likely. Find the probability of having the following numbers of girls out of 4 children: 

(a) Exactly 0 girls, 

(b) Exactly 1 girl, 

(c) Exactly 2 girls, 

(d) Exactly 3 girls, 

(e) Exactly 4 girls.

GGBG GBGB BGBB GBGG GBBG BBGB BGGG BGGB BBBG BGBG BBGG

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