A sample is selected from a population with a mean of 40, a standard deviation of 8.

A. If the sample has n=4 score what is the expected value of M &the standard error of M?

B. If the sample has n=16 scores what is the expected value of M & s.e. of M?

A. Expected value 40 Standard error = 4

B. Expected value 40 Standard error = 2

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