31. A random sample of 16 full professors at a large private university yielded a sample mean...
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31. A random sample of 16 full professors at a large private university yielded a sample mean annual salary of $90,450 with a sample standard deviation of $9,400. Determine a 95 percent confidence interval of the average salary of all full professors at that university.
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Related Book For
Introduction To Probability And Statistics For Engineers And Scientists
ISBN: 9780125980579
3rd Edition
Authors: Sheldon M. Ross
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