The relationships were examined between the Ball Aptitude Battery (BAB) and the Comprehensive Ability Battery, Differential Aptitude Tests, and General Aptitude Test Battery. Results showed adequate convergent and discriminant validities for all BAB tests except inductive reasoning, which was factorially complex. (Author/GDC)

Academic psychology has long been composed of two disciplines, one experimental and one correlational. These two disciplines each developed their own method of studying structure in data: multidimensional scaling (MDS) and factor analysis. Both methods use similar kinds of input data, proximity measures on object pairs. Both represent the object…

This study reports, for a group of 257 boys and a group of 286 girls, factor analyses of 43 Project TALENT aptitude and information tests, together with 48 tests from three multiple-aptitude batteries and one high-school achievement battery (The Flanagan Aptitude Classification Tests, Differential Aptitude Tests, General Aptitude Test Battery, and…

The structure of this report is as follows: First, specific aptitude theory and general ability theory, the two theories of the relation between ability and job performance, are presented and differentiated. Second, there is a discussion of problems in the current use of the General Aptitude Test Battery (GATB) and of problems in the use of…