SOLUTION: How is it written in a probability form, this question. If a family wants 3 kids, what are their chances of having at least one boy?

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Question 574210: How is it written in a probability form, this question. If a family wants 3 kids, what are their chances of having at least one boy?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
How is it written in a probability form, this question. If a family wants 3 kids, what are their chances of having at least one boy?
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P(at least one boy)
= 1 - P(3 girls)
= 1 - (1/2)^3
= 1-(1/8)
= 7/8
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Cheers,
Stan H.