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Given an Infinite Population with a Mean of 75 and a Standard

Question 80

Multiple Choice

Given an infinite population with a mean of 75 and a standard deviation of 12,the probability that the mean of a sample of 36 observations,taken at random from this population,is less than 78 is:


A) 0.9332
B) 0.5987
C) 1.5000
D) None of these choices.

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