A random sample is selected from a population with a standard deviation of = 18. a.
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A random sample is selected from a population with a standard deviation of σ = 18.
a. On average, how much difference should there be between the sample mean and the population mean for a random sample of n = 4 scores from this population?
b. On average, how much difference should there be for a sample of n = 9 scores?
c. On average, how much difference should there be for a sample of n = 36 scores?
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Related Book For
Essentials Of Statistics For The Behavioral Sciences
ISBN: 9780357365298
10th Edition
Authors: Frederick J Gravetter, Larry B. Wallnau, Lori Ann B. Forzano, James E. Witnauer
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