The major advantage of individual matching is that
A) one can be sure that the two groups of participants are equal on the matched extraneous variables.
B) it is very easy to match on numerous variables at the same time.
C) it does not require the experimenter to know each participant's status on important extraneous variables such as age or IQ
D) statistical comparison of group performance is made easier.

Question

Quizplus · Accepted Answer

Individual matching ensures that the matched pairs are equivalent on the variables of interest, such as age or IQ, which helps control for these extraneous variables and isolates the effect of the independent variable.

The Major Advantage of Individual Matching Is That