A binomial distribution has p = 4/5. How large a sample would be necessary to justify using

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A binomial distribution has p = 4/5. How large a sample would be necessary to justify using the normal approximation to the binomial distribution?

a. At least 10

b. At least 13

c. At least 40

d. At least 50

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Statistics For The Behavioral Sciences

ISBN: 9781305504912

10th Edition

Authors: Frederick J Gravetter, Larry B. Wallnau

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