Factorial analysis of 23 aptitude and achievement test scores and 14 course grades obtained by 100 cadets in training at the U. S. Coast Guard Academy yielded 9 factors. Of these the most important factors in predicting academic success at the Academy are mathematical ability, verbal ability, reading activity, and spatial ability. Another factor, called "grade aptitude" is related to course
... [Show full abstract] grades, but is not represented in the entrance tests. It is suggested that this may be something like interest, effort or ambition. (PsycINFO Database Record (c) 2012 APA, all rights reserved)