You used horsepower and weight to predict mileage (stored in Auto2012). Using the results from that problem,

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You used horsepower and weight to predict mileage (stored in Auto2012). Using the results from that problem,
a. Construct a 95% confidence interval estimate of the population slope between mileage and horsepower.
b. At the 0.05 level of significance, determine whether each independent variable makes a significant contribution to the regression model. On the basis of these results, indicate the independent variables to include in this model.
For Information: Problem 14.5
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Statistics For Managers Using Microsoft Excel

ISBN: 772

7th Edition

Authors: David M. Levine, David F. Stephan, Kathryn A. Szabat

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