The correlation between the Graduate Record Examination (GRE) and undergraduate GPA for all people taking the GRE is .56.If the correlation is recomputed for only those students admitted to graduate school, the value of the correlation will most likely
A) increase.
B) decrease.
C) stay the same.

Question

Quizplus · Accepted Answer

The correlation is likely to decrease because the range of GRE scores and GPAs will be more restricted among those admitted to graduate school (restriction of range effect), leading to a lower correlation compared to the broader, more variable population of all GRE takers.

The Correlation Between the Graduate Record Examination (GRE) and Undergraduate