Question: Refer to the Weekly Earnings data set below a Use MegaStat

Refer to the Weekly Earnings data set below.
(a) Use MegaStat or MINITAB to find confidence and prediction intervals for Y using the following set of x values: 12, 17, 21, 25, and 30.
(b) Report the 95 percent confidence interval and prediction interval for x = 17.
(c) Calculate the 95 percent confidence interval for μy using the appropriate method from Chapter 8.
(d) Compare the result from part (c) to the confidence interval you reported in part (b). How are they different?

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  • CreatedAugust 19, 2015
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