SOLUTION: Find the mean, variance, and standard deviation of n=80, p=0.3?

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Question 275699: Find the mean, variance, and standard deviation of n=80, p=0.3?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Find the mean, variance, and standard deviation of n=80, p=0.3?
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mean = np = 80*(3/10) = 8*3 = 24
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variance = npq = 24*0.7 = 16.8
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std = sqrt(npq) = 4.099
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Cheers,
Stan H.