Question: In Problems 13.85 through 13.89 on page 568, you constructed simple linear regression models to investigate the relationship between demographic information and monthly sales for

In Problems 13.85 through 13.89 on page 568, you constructed simple linear regression models to investigate the relationship between demographic information and monthly sales for a chain of sporting goods stores using the data in Sporting. Develop the most appropriate multiple regression model to predict a store's monthly sales. Be sure to include a thorough residual analysis. In addition, provide a detailed explanation of the results, including a comparison of the most appropriate multiple regression model to the best simple linear regression model.

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