SOLUTION: for a binomial distribution with n=9 and p=0.20, what is the mean and standard deviation?

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Question 833508: for a binomial distribution with n=9 and p=0.20, what is the mean and standard deviation?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
for a binomial distribution with n=9 and p=0.20, what is the mean and standard deviation?
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mean = np = 9*0.2 = 1.8
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std = sqrt[npq] = sqrt[1.8*0.8] = 1.2
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Cheers,
Stan H.
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