Question: A population has a standard deviation of = 24. a. On average, how much difference should exist between the population mean and the sample

A population has a standard deviation of σ = 24.
a. On average, how much difference should exist between the population mean and the sample mean for
n = 4 scores randomly selected from the population?
b. On average, how much difference should exist for a sample of n = 9 scores?
c. On average, how much difference should exist for a sample of n = 16 scores?

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