7.26 A random sample of size n = 49 is selected from a population with mean =...
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7.26 A random sample of size n = 49 is selected from a population with mean = 53 and standard deviation = 21.
a. What will be the approximate shape of the sampling distribution of X?
b. What will be the mean and standard deviation of the sampling distribution of x?
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Related Book For 
Introduction To Probability And Statistics
ISBN: 9780176509804
3rd Edition
Authors: William Mendenhall
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