Sex differences on the Attention Test (AC), the Raven's Standard Progressive Matrices (SPM), and the Brazilian Cognitive Battery (BPR5), were investigated using four large samples (total N=6780), residing in the states of Minas Gerais and Sao Paulo. The majority of samples used, which were obtained from educational settings, could be considered a…

This study was designed to test the reliability of five major models of the structure of cognitive abilities. A battery of 16 tests was administered to 1000 Swedish sixth graders. Based on the results, a three-level hierarchical LISREL-based model (the HILI-model) is suggested. (Author/EGS)

Eight-seven adult outpatients in Edinburgh (Scotland) were tested with the Wechsler Adult Intelligence Scale--Revised (WAIS-R) and a test of visual inspection time (IT). Factor analysis confirms that IT correlates more strongly with performance than with verbal intelligence quotient (IQ) scores. Implications for the study of IT and mental tests…

The conceptions of intelligence of Taiwanese Chinese were investigated in two studies involving 68 and 434 participants (college students and community adults). Five factors emerged in the second study for ratings of frequency of characteristics of intelligence identified in the first study, and four factors emerged from ratings of importance of…

Cross-cultural generalizability of Cattell's triadic theory of ability structure was examined for Hebridean, Ugandan, Canadian Eskimo, and native Indian samples. Four of the six postulated second-order capacities were found as well as a Piagetian conservation factor. At a most global order of generality, two larger, third-order factors were found.…