Factor-analyzed the WISC-R, PIAT, and WRAT scores of 183 male, learning disabled students. Findings suggest intelligence and achievement are composed of similar traits and skills. Therefore, comparison of individual achievement test scores with traditional Verbal, Performance, or Full Scale intelligence for learning disabled children may not be…

The test reliability of two tests of family functioning--the Family Environment Scale (FES) and the Family Adaptability and Cohesion Evaluation Scales (FACES-II)--was studied in 111 Anglo American, Black American, and Mexican American Families. The sample included children in grades three to six, as well as adults. The FES was administered to the…

Cognitive differences between 987 LD children and 178 EH children in public schools on a psychoeducational assessment battery were studied, and differences in factor structure were investigated. Caution is suggested in interpreting the results of multivariate statistical analyses, which indicated heterogeneity in the matrices of LD and EH…