SOLUTION: Three coins are tossed in the air. what is the probability that exactly two of them turn up heads?

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Question 234981: Three coins are tossed in the air. what is the probability that exactly two of them turn up heads?

Answer by stanbon(26297) About Me  (Show Source):
You can put this solution on YOUR website!
Three coins are tossed in the air. what is the probability that exactly two of them turn up heads?
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P(x=2) = 3C2(1/2)^2*(1/2) = 3*(1/4)(1/2) = 3/8
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Cheers,
Stan H.