Compared the Wechsler Adult Intelligence Scale (WAIS) and the WAIS-Revised (WAIS-R) in a sample of college students (N=70). A highly significant test order interaction was found. The WAIS-R will result in significantly higher ability estimates when administered following the WAIS than the WAIS will when following the WAIS-R. (JAC)

Examined and compared the validity of Friedman's Developmental Level (DL) and Exner's Developmental Quality (DQ) as measures of cognitive development in children (N=134). Results supported the convergent and discriminant validity of both DL and DQ. The DL and DQ were most strongly related to different types of cognitive ability. (JAC)

Compared the performance of Caucasian kindergartners (N=60) on the Stanford Binet, the Leiter International Performance Scale, and the Metropolitan Achievement Test. Results confirmed that the LIPS measures mental traits similar to the SB, although some scores were different. The LIPS is especially useful with hearing or speech impaired children.…