You have a situation in which three variables-X, Y, and Z-are correlated with one another. The partial correlation of X with Y controlling for Z represents
A) what the relationship between X and Y would be if all the research participants had the same score on Z.
B) the difference between the correlation of X with Y and X with Z.
C) the average of the correlations of X with Y, X with Z, and Y with Z.
D) the amount of variance in Z accounted for by the combination of X and Y.

Question

Quizplus · Accepted Answer

The partial correlation of X with Y controlling for Z represents what the relationship between X and Y would be if all the research participants had the same score on Z. This means that the effect of Z on the relationship between X and Y has been removed, allowing for a more accurate assessment of the relationship between X and Y.

You Have a Situation in Which Three Variables-X, Y, and Z-Are