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=34. ANOVA
df SS MS F Significance F
Regression 6,786.3
Residual
Total 9,062.7

Coefficients Standard Error t Stat P-value
Intercept 70.0 11.879
Number of Salespersons 58.0 5.250

Required:
a. Write the estimated regression equation (to whole number).
b. Compute the F statistic and test the significance of the relationship at a level of significance.