SOLUTION: If have twenty coins, and toss them ten times, what is the probability of getting 10 heads and 10 tails, one time, and three times, out of the ten tosses.

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Question 1012861: If have twenty coins, and toss them ten times, what is the probability of getting 10 heads and 10 tails, one time, and three times, out of the ten tosses.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
If have twenty coins, and toss them ten times, what is the probability of getting 10 heads and 10 tails, one time, and three times, out of the ten tosses.
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P(10 heads and 10 tails in one toss of 20) = 20C10*(1/2)^20
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P(10h and 10t 3 times) = [20C10*(1/2)^20)^3
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Cheers,
Stan H.
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