__________ is the tendency of groups that have been selected for study on the basis of extreme high or low scores to regress or move toward the mean or average on second testing.

Question

Quizplus · Accepted Answer

The Answer of __________ is the tendency of groups that have been selected for study on the basis of extreme high or low scores to regress or move toward the mean or average on second testing.

__________ Is the Tendency of Groups That Have Been Selected