When two variables have a coefficient of determination of .78, it suggests that…
A) One variable has a 78% chance of causing the other variable.
B) The two variables share 78% variance
C) The two variables have a correlation of .78
D) The two variables have a regression line that has a slope of .78

Question

Quizplus · Accepted Answer

The coefficient of determination (R-squared) measures the proportion of variance in one variable that is accounted for by the variance in the other variable. Therefore, if two variables have a coefficient of determination of .78, it suggests that they share 78% variance.

When Two Variables Have a Coefficient of Determination of