Sharon,a marketing major,has her first economics test and her first finance test to take tomorrow and she has four hours tonight to allocate to studying the two subjects.The data below show her scores on the two tests based on the time spent studying.(Hint: Studying economics for 0 hours means studying finance for 4 hours. )

-The benefit of spending an extra hour studying economics is
A) the resulting test score.
B) the resulting increase in the test score.
C) the resulting test score divided by hours spent studying.
D) increasing.
E) constant.

Question

Sharon,a marketing major,has her first economics test and her first finance test to take tomorrow and she has four hours tonight to allocate to studying the two subjects.The data below show her scores on the two tests based on the time spent studying.(Hint: Studying economics for 0 hours means studying finance for 4 hours. )
 
-The benefit of spending an extra hour studying economics is
A) the resulting test score. 
B) the resulting increase in the test score. 
C) the resulting test score divided by hours spent studying. 
D) increasing. 
E) constant.

Quizplus · Accepted Answer

According to the table, increasing the time spent studying economics by one hour leads to an increase of 7 points in the economics test score. Therefore, the benefit of spending an extra hour studying economics is the resulting increase in the test score. As for finance, the benefit of spending an extra hour studying is not provided in the given data.

Sharon,a Marketing Major,has Her First Economics Test and Her First