In a regression problem the following pairs of (x,y)are given: (2,1),(2,-1),(2,0),(2,-2)and (2,2).That indicates that the:
A) coefficient of correlation is -1.
B) coefficient of correlation is 0.
C) coefficient of correlation is 1.
D) coefficient of determination is between -1 and 1.

Question

Quizplus · Accepted Answer

Since all x values are the same and y values have no linear relationship with x, the coefficient of correlation is 0.

In a Regression Problem the Following Pairs of (X,y)are Given