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Suppose a Population Has a Mean of 400 and a Standard

Question 89

Multiple Choice

Suppose a population has a mean of 400 and a standard deviation of 24.If a random sample of size 144 is drawn from the population, the probability of drawing a sample with a mean between 395.5 and 404.5 is closest to _______.


A) 0.9756
B) 0.0244
C) 0.0278
D) 0.9722
E) 1.0000

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