With simple regression, if we want to know the proportion of variation in the dependent variable that is explained by its relationship with the independent variable, the best statistic to look at is:
A) the slope
B) the correlation coefficient
C) r-squared
D) the constant

Question

Quizplus · Accepted Answer

R-squared, often called the coefficient of determination, gives us the proportion of variation in the dependent variable that is explained by the independent variable. Therefore, it is the best statistic to look at if we want to know how much of the variation in the dependent variable can be attributed to the independent variable.

With Simple Regression, If We Want to Know the Proportion