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Suppose that a family has three children, each of which is a boy or a girl, and we assume that boys and girls are equally
Suppose that a family has three children, each of which is a boy or a girl, and we assume that
boys and girls are equally likely at birth.
a. The probability that all three children in the family are girls, if it's known that at least one
child
is a girl, is _________
b. The probability that there are two girls in the family, given that the oldest child is a girl, is
_________
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