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This question uses the Boston data set in the ISLR2 package. The data set is based on housing values in 506 suburbs of Boston. The

This question uses theBostondata set in theISLR2package. The data set is based on housing values in 506 suburbs of Boston. The dependent variable ismedv(median value of owner-occupied homes in thousands of dollars. The independent variable isptratio(pupil-teacher). Find the 90 percent confidence interval for the mean ofmedvwhen theptratioequals 12.

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