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, exceeds 78 is:
A) 0.4332.
B) 0.0668.
C) 0.0987.
D) 0.9013.
Correct Answer:
Verified
Correct Answer:
Verified
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