Observations are taken on sales of a certain mountain bike, Ask an Expert

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Observations are taken on sales of a certain mountain bike in 30 sporting goods stores. The regression model was Y = total sales (thousands of dollars), X1 = display floor space (square meters), X2 = competitors' advertising expenditures (thousands of dollars), X3 = advertised price(dollars per unit).

(a) Write the fitted regression equation.
(b) Interpret each coefficient.
(c) Would the intercept seem to have meaning in this regression?
(d) Make a prediction for Sales when FloorSpace = 80, CompetingAds = 100, and Price = 1,200.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9445607

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