Researchers investigated the self-concept profiles of twice-exceptional students in relationship to their cognitive ability and participation in educational services. All subjects (N = 64) had high ability (IQ score at or above the 90th percentile) and were diagnosed with either an autism spectrum disorder (ASD; n = 53) or specific learning…

This study attempts to integrate and extend previous research by multivariate investigation to determine multidimensional relationships among both the Wechsler Adult Intelligence Scale-Revised (WAIS-R) subscales and the demographic variables for the 1981 WAIS-R standardization sample. Canonical correlation with orthogonal rotation of composite…

Multiple reading measures and writing measures were administered to 256 second graders and 251 fifth graders. A canonical correlational analysis, grade level analyses, and cohort analyses for beginning and proficient readers were performed. Reading or writing never explained more than 43 percent of the variance in the opposite test set. (Author/BS)