A sales manager for an advertising agency believes that 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 decision regarding the hypothesis that the slope equals zero?
A)Fail to reject the null hypothesis.
B)Fail to reject the alternative hypothesis.
C)Reject the null hypothesis.
D)Reject the alternative hypothesis.

Question

A sales manager for an advertising agency believes that 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 decision regarding the hypothesis that the slope equals zero?
A)Fail to reject the null hypothesis. 
B)Fail to reject the alternative hypothesis. 
C)Reject the null hypothesis. 
D)Reject the alternative hypothesis.

Quizplus · Accepted Answer

The p-value for the slope coefficient is less than 0.05, which indicates that the slope is statistically significant. Therefore, we can reject the null hypothesis that the slope equals zero and conclude that there is a significant relationship between the number of contacts and the amount of sales dollars earned.

A Sales Manager for an Advertising Agency Believes That There