The multiple correlation coefficient of a criterion variable with two predictor variables
A)is usually smaller than the sum of the correlation coefficients of the criterion variable with each predictor variable.
B)is usually larger than the sum of the correlation coefficients of the criterion variable with each predictor variable.
C)is exactly the same as the sum of the correlation coefficients of the criterion variable with each predictor variable.
D)can be larger,smaller,or the same as the sum of the correlation coefficients of the criterion variable with each predictor variable.

Question

Quizplus · Accepted Answer

The multiple correlation coefficient is a measure of how well a criterion variable can be predicted using multiple predictor variables. It is usually smaller than the sum of the individual correlation coefficients because it accounts for the overlap in variance explained by the predictors.

The Multiple Correlation Coefficient of a Criterion Variable with Two