A sales manager for an advertising agency believes there is a relationship between the number of contacts that a salesperson makes and the amount of sales dollars earned. A regression ANOVA shows the following results. ANOVA df SS MS F Significance F Regression 1.00 13, 555.42 13, 555.42 156.38 0.00 Residual 8.00 693 .48 86.98 Total 9.00 14, 248.90 What is the value of the standard error of estimate?A sales manager for an advertising agency believes there is a relationship between the number of contacts that a salesperson makes and the amount of sales dollars earned. A regression ANOVA shows the following results. ANOVA df SS MS F Significance F Regression 1.00 13, 613.92 13, 613.92 156.38 3.00 Residual 8.00 635.34 86.68 Total 9.00 14, 249.26 What is the value of the coefficient of determination