Consider a family with three children. Given that at least one of the children is a boy, what is the probability that the three children children are boys? (assume that the probability of having a boy is 0.5, and that the gender of the second child is independent of the gender of the first child and of the gender of the third child)
Added by Lisa I.
Step 1
There are a total of $2^3 = 8$ possible outcomes for the genders of the three children (BBB, BBG, BGB, GBB, BGG, GBG, GGB, GGG). Show more…
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