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Suppose a Population Has a Mean of 400 and a Standard

Question 47

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 less than 402 is _______.


A) 0.3413
B) 0.6826
C) 0.8413
D) 0.1587
E) 0.9875

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