# Question

For the regression equation obtained in Exercise 16.18, analyze the residuals by

(a) Constructing a histogram,

(b) Utilizing the normal probability plot, and

(c) Plotting the residuals versus each of the independent variables. Do any of the assumptions of the multiple regression model appear to have been violated?

(a) Constructing a histogram,

(b) Utilizing the normal probability plot, and

(c) Plotting the residuals versus each of the independent variables. Do any of the assumptions of the multiple regression model appear to have been violated?

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