By the Early 1900s, Several Statistical, Correlational Techniques Had Been

Multiple Choice

By the early 1900s, several statistical, correlational techniques had been developed.Mental tests were shown to have which of the following relationships with academic achievement?

A) Results on mental tests were highly correlated with academic achievement.
B) Results on mental tests had no correlation with academic achievement.
C) Results on mental tests partially correlated with levels of academic achievement.
D) Results on mental tests were only predictive of academic achievement under specific conditions.