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QUESTION
If all possible samples of size n are drawn from an infinite population with a mean of 20 and a standard deviation of 5, then the standard error of
If all possible samples of size n are drawn from an infinite population with a mean of 20 and a standard deviation of 5, then the standard error of the sampling distribution of sample means is equal to 1.0 only for samples of size:
A) 5
B) 15
C) 20
D) 25
