The Self-Description Questionnaire III (SDQ III) was designed to measure 13 factors of self-concept. The reliabilities of the factors were high, and correlations among them were low. Academic achievement measures in language and mathematics were correlated with self-concepts in the same areas but not with other self-concept factors. (Author/DWH)

Factor analyses of the Kaufman Assessment Battery for Children (K-ABC) were performed on separate groups of Anglo (n=100) and Mexican-American (n=100) fifth-grade children to determine the comparability of underlying structures and to examine the existence of possible bias in construct validity of the K-ABC for each group. (Author/LMO)

Results of the investigation suggest that the facet-factorial approach can be an effective technique for the construction of rating scales to measure complex behavior such as music performance. (Author)