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QUESTION
Population A and Population B both have a mean height of 70.0 inches with an SD of 6.
Population A and Population B both have a mean height of 70.0 inches with an SD of 6.0. A random sample of 35 people is picked from population A, and random sample of 65 people is selected from Population B. Which sample mean will probably yield a more accurate estimate of its population mean? Why?
