In a Regression Problem, If All the Values of the Independent

Short Answer

In a regression problem, if all the values of the independent variable are equal, then the coefficient of determination must be: $$\begin{array} { | l | l | } \hline \text { A. } & 1.0 . \\\hline \text { B. } & 0.5 . \\\hline \text { C. } & 0.0 . \\\hline \text { D. } & - 1.0 . \\\hline\end{array}$$