The following is part of the results of a regression analysis involving sales (y in millions of dollars), advertising expenditures (x₁ in thousands of dollars), and number of salespeople (x₂) for a corporation. The regression was performed on a sample of 10 observations. a.Write the regression equation. b.Interpret the coefficients of the estimated regression equation found in Part (a). c.At $\alpha$ =0.05, test for the significance of the coefficient of advertising. d.At $\alpha$ =0.05, test for the significance of the coefficient of number of salespeople. e.If the company uses $50,000 in advertisement and has 800 salespersons, what are the expected sales? Give your answer in dollars.

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The Answer of The following is part of the results of a regression analysis involving sales (y in millions of dollars), advertising expenditures (x₁ in thousands of dollars), and number of salespeople (x₂) for a corporation. The regression was performed on a sample of 10 observations. a.Write the regression equation. b.Interpret the coefficients of the estimated regression equation found in Part (a). c.At $\alpha$ =0.05, test for the significance of the coefficient of advertising. d.At $\alpha$ =0.05, test for the significance of the coefficient of number of salespeople. e.If the company uses $50,000 in advertisement and has 800 salespersons, what are the expected sales? Give your answer in dollars.

The Following Is Part of the Results of a Regression α\alphaα

The Following Is Part of the Results of a Regression $\alpha$