A sales manager was interested in determining if there is a relationship between college GPA and sales performance among salespeople hired within the last year.A
Sample of recently hired salespeople was selected the number of units each sold last
Month recorded.The correct null hypothesis is

A) There is no relationship between GPA and sales performance.
B) There is a relationship between GPA and sales performance.
C) $ \beta_{1}=0 $
D) Both A and C.
E) Both B and C.

Question

A sales manager was interested in determining if there is a relationship between college GPA and sales performance among salespeople hired within the last year.A
Sample of recently hired salespeople was selected the number of units each sold last
Month recorded.The correct null hypothesis is

A) There is no relationship between GPA and sales performance.
B) There is a relationship between GPA and sales performance.
C) $ \beta_{1}=0 $
D) Both A and C.
E) Both B and C.

Quizplus · Accepted Answer

The null hypothesis typically states that there is no effect or no relationship. In this context, it means there is no relationship between GPA and sales performance, which corresponds to both A and C.

A Sales Manager Was Interested in Determining If There Is β1=0 \beta_{1}=0 β1​=0

A Sales Manager Was Interested in Determining If There Is $\beta_{1}=0$