1. GivenY'= .005(X) + .40 for predicting college GPA from SAT critical reading scores, the coefficient ofX(.005) indicates that the correlation between college GPAs and SAT I scores is

A.Weak

B.Positive

C.Strong

D.Negative

2. A student concentrates on raising his SAT score in order to raise his college GPA. This strategy is questionable because it assumes that the relationship between SAT scores and college GPAs is

A.strong

B.positive

C.causeeffect

D.reliable

3. A predicted college GPA is unlikely to coincide with a student's true GPA because the relationship between SAT score and college GPAs is

A.curvilinear

B.weak

C.negative

D.imperfect