Question: Consider the gasoline mileage performance data in Table B.3 . a. Use the all - possible - regressions approach to fi nd an appropriate regression

Consider the gasoline mileage performance data in Table B.3 .

a. Use the all - possible - regressions approach to fi nd an appropriate regression model.

b. Use stepwise regression to specify a subset regression model. Does this lead to the same model found in part a?

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