Question: 7) The following output was obtained from a regression analysis of the dependent variable Sales volume (in hundreds of dollars) and an independent variable location

7) The following output was obtained from a regression analysis of the dependent variable Sales volume (in hundreds of dollars) and an independent variable "location distance from the downtown branch (in kilometers) at a = 0.02. ANOVA of SS MS F Regression 2 352.137 167.069 4.63 Residual 10 360.22 36.02 Total 12 712.357 Coefficients Standard Error t Stat P-value Intercept 35.268 3.630 12.569 0.001 Location distance - 0.435 0.016 6.552 0.008 a. Calculate and interpret the correlation coefficient. What does it tell us? (1.5 marks) b. Calculate and interpret the coefficient of determination. (1.5 marks) C. Calculate the sales volume for a store if it is 4.6 kilometers away from the downtown branch. (2 marks)

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