THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A professor of statistics is interested in studying the relationship between the number of hours graduate students spent studying for his comprehensive final exam and the exam score.The results of the regression analysis of hours studied on exam scores are presented below.
-In a regression problem the following pairs of (x,y) are given: (-2,4) ,(-1,1) ,(0,0) ,(1,1) and (2,4) .What is the value of the coefficient of determination?

A) -1
B) +1
C) 0
D) undefined