SOLUTION: One in four adults is currently on a diet. In a random sample of eight adults, what is the probability that the number current on the diet is exactly four?

Question 361463: One in four adults is currently on a diet. In a random sample of eight adults, what is the probability that the number current on the diet is exactly four?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
One in four adults is currently on a diet. In a random sample of eight adults, what is the probability that the number current on the diet is exactly four?
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Binomial Problem with n=8 and p = 1/4
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P(x=4) = 8C4(1/4)^4*(3/4)^4 = 0.0865
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Cheers,
Stan H.
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