Confirmatory factor analysis was used to test first- and second-order factor models on cognitive abilities and their invariance across samples of 234 male and 225 female secondary school students. Factor models suggest that males and females may use different problem-solving strategies for spatial analogies, matrices, and numerical problems. (SLD)

Two college counseling samples, 150 males and 150 females, were administered two new interest inventories based on a similar factor structure. Considerable convergent and divergent validity for both was apparent in the correlations between the eight Vocational Interest Inventory scales and the 153 Strong-Campbell Interest Inventory General Theme,…

The purpose of this study was to determine whether option weighting improved the internal consistency and intercorrelation of the subtests. The differential option-weighting scheme employed in this study is based on one devised by Guttman. The tests were first scored with Guttman-type weights and then with conventional correction-for-guessing…