A regression model relating x, number of salespersons at a branch office, to y, annual sales at the office (in thousands of dollars) provided the following regression output. Where n(total) = 30. ANOVA             df SS MS F Significance F Regression   7,026.8   Residual       Total   9,094.9         Coefficients Standard Error t Stat P-value Intercept 83.0 11.752   Number of Salespersons 53.0 5.754   a. Write the estimated regression equation (to whole number).

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