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A Binomial Distribution Has P = 1/5 and Q =

Question 18

Multiple Choice

A binomial distribution has p = 1/5 and q = 4/5 with n = 100.In the normal approximation to this distribution,what is the z-score corresponding to X = 25?​


A) ​z = 0.50
B) ​z = 1.00
C) ​z = 1.25
D) ​z = 1.50

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