In simple linear regression,which of the following statements indicates there is no linear relationship between the variables x and y?
A)Coefficient of determination is −1.0.
B)Coefficient of correlation is 0.0.
C)Sum of squares for error is 0.0.
D)None of these choices.

Question

Quizplus · Accepted Answer

A coefficient of correlation of 0 indicates that there is no linear relationship between x and y. A coefficient of determination cannot be negative, so option A is incorrect. The sum of squares for error being 0 indicates a perfect fit between the regression line and the actual data, so option C is also incorrect.

In Simple Linear Regression,which of the Following Statements Indicates There