Question
The diameter of a brand of tennis balls is approximately normally distributed, with a mean of 2.58 inches and a standard deviation of 0.05 inch.
The diameter of a brand of tennis balls is approximately normally distributed, with a mean of 2.58 inches and a standard deviation of 0.05 inch. A random sample of 10 tennis balls is selected. The probability is 57% that the sample mean will be between what two values symmetrically distributed around the population mean?
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Business Analytics Data Analysis and Decision Making
Authors: S. Christian Albright, Wayne L. Winston
5th edition
1133629601, 9781285965529 , 978-1133629603
