Mathematics, 07.01.2021 16:30 gabrielolivas59
A couple decides to keep having children until they have a boy, at which point they will stop having children.
They also agree to having a maximum of three children. The table below shows the probability distribution of
X = the number of children such a couple would have.
X = # of children
1
2
3
P(X)
1
2
1
4
1
4
On average, how many children would such a couple have?
E(X) =
children
Answers: 3
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