What is the standard deviation for the normal approximation to the binomial distribution with n = 100

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What is the standard deviation for the normal approximation to the binomial distribution with n = 100 and p = .20?

a. 16

b. 4

c. 2

d. 0.16

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Statistics For The Behavioral Sciences

ISBN: 9781305504912

10th Edition

Authors: Frederick J Gravetter, Larry B. Wallnau

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