The major finding of this study is that there is a larger socioeconomic status or Negro-White difference on intelligence measures than on measures of rote learning and memory. The difference in the performance of Negro and White children increases with age. (EH)

Discusses work by Arthur Jensen in addition to his well-known work on the genetics of intelligence. Includes studies of learning, memory, the cumulative-deficit hypothesis, Spearman's hypothesis, and the speed of information processing. (SLD)

Asian-American, White, and Black Children in grades 2-6 were tested for intelligence, achievement, and short-term memory. Factor analysis yielded two main factors: memory and general intelligence. The three groups differed distinctly at every grade level. Achievement correlated more with memory than with general intelligence. (Author/CP)

The study sought to use Jensen's two-level theory of mental abilities to predict some hitherto unknown or unnoticed phenomena--facts about which the theory should yield clear-cut predictions and which are not as clearly predictable from other theories, though they may receive ad hoc explanations after the fact. From the two-level theory of mental…