SOLUTION: A commitee of 15 members is voting on a proposal each member casts a yay or a nay vote. on a random voting basis, what is the probability that the final vote count is unanimous?

Question 682437: A commitee of 15 members is voting on a proposal each member casts a yay or a nay vote. on a random voting basis, what is the probability that the final vote count is unanimous?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
): A commitee of 15 members is voting on a proposal each member casts a yay or a nay vote. on a random voting basis, what is the probability that the final vote count is unanimous?
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Prob any one of the 15 votes is yay is 1/2
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If unanimous means everyone votes yay the probability is (1/2)^15
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If unanimous means everyone votes yay or everyone votes nay the
probability is 2*(1/2)^15
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Cheers,
Stan H.
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