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.If the company uses $40,000 in advertisement and has 30 salespersons,what are the expected sales? Give your answer in dollars. b.At $\alpha$ = 0.05,test for the significance of the coefficient of advertising. c.At $\alpha$ = 0.05,test for the significance of the coefficient of the number of salespeople.

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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.If the company uses $40,000 in advertisement and has 30 salespersons,what are the expected sales? Give your answer in dollars. b.At $\alpha$ = 0.05,test for the significance of the coefficient of advertising. c.At $\alpha$ = 0.05,test for the significance of the coefficient of the number of salespeople.

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

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