Question: Construct two 99% confidence intervals for X Y using the data of Case Study 9.2.3, first assuming the variances are equal, and then assuming

Construct two 99% confidence intervals for μX − μY using the data of Case Study 9.2.3, first assuming the variances are equal, and then assuming they are not.

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In either case the center of the confidence interval is x y 186 219 33 ... View full answer

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