If you have a regression equation
A) you know the degree of relationship between the two variables
B) you know the proportion of variance the two variables have in common
C) you can predict a score on one variable if you know a score on the other variable
D) all of the other alternatives are correct.

Question

Quizplus · Accepted Answer

A regression equation primarily allows for the prediction of a score on one variable based on the score of another variable. Choices A and B refer to correlation and determination coefficients, respectively, not directly to the regression equation's primary function.

If You Have a Regression Equation