When the U.S. Army administered tests to recruits during World War I, it discovered that:
A) blacks tended to score higher than whites
B) IQ was meaningless in terms of ability to predict effectiveness as a soldier
C) IQ was unrelated to race
D) performance was linked to social class

Question

Quizplus · Accepted Answer

The tests revealed that performance was linked to social class, as recruits from more privileged backgrounds tended to score higher, reflecting disparities in education and access to resources rather than inherent intelligence differences.