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 analysis shows the following results: What is the regression equation?

Question

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 analysis shows the following results:  What is the regression equation?

Quizplus · Accepted Answer

The regression equation is of the form Y = a + bX, where Y is the amount of sales dollars earned and X is the number of contacts made. From the regression output, we see that the intercept a is -12.201 and the slope b is 2.195. Therefore, the regression equation is:
Y = -12.201 + 2.195X 
This is choice B

A Sales Manager for an Advertising Agency Believes There Is