If all of the values of an independent variable x are equal, then regressing a dependent variable y on this independent variable x will result in which of the following coefficients of determination ( )?
A) -1.3
B) -1.0
C) 0.0
D) 1.0

Question

If all of the values of an independent variable x are equal, then regressing a dependent variable y on this independent variable x will result in which of the following coefficients of determination (  )?
A) -1.3 
B) -1.0 
C) 0.0 
D) 1.0

Quizplus · Accepted Answer

If all values of the independent variable x are equal, then there is no variation to explain in y, thus the coefficient of determination will be 0.0.

If All of the Values of an Independent Variable X