Question: 3. A sample is selected from a population with a mean of 4 - 80 and a standard deviation of or = 20. a. What

3. A sample is selected from a population with a mean of 4 - 80 and a standard deviation of or = 20.

a. What is the expected value of M sed the standard error of M for a sample of n = 4 wcoros?

b. What is the expected value of M and the standard error of M for a sample of n - 16 scores?

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