You know that y is a normally distributed variable with a variance of 16. You do not
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You know that y is a normally distributed variable with a variance of 16. You do not know its mean. You collect some data. For each sample below, form the 90% confidence interval and test the null hypothesis of the mean equaling 5. a. (8,1,5) b. (8,1,5,-4,-8,4,8,5)
Related Book For
Statistics For Business And Economics
ISBN: 9780132745659
8th Edition
Authors: Paul Newbold, William Carlson, Betty Thorne
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