Analyzed the factor structure of the Wechsler Intelligence Scale for Children-Revised (WISC-R), the Peabody Picture Vocabulary Test (PPVT), and the Peabody Individual Achievement Test (PIAT) in a psychiatric sample of 329 children from 6 to 16 years old. Found 4 factors: Verbal Comprehension, Verbal Achievement, Perceptual Organization, and Number…

Examined the use of eye-gaze as a response mode so as to determine whether changes in response modes altered test scores. Testing of 80 children, ages 8-12, revealed no significant difference in response modes, meaning that eye-gaze can be an acceptable response mode for students with severe motor and language disabilities. (RJM)

Significant differences were found between the Peabody Picture Vocabulary Test-Revised mean standard scores and Verbal, Performance, and Full Scale IQs. The PPVT-R did not correlate significantly with the WISC-R scales or subtests, suggesting the tests are measuring different abilities. (Author)

Compared the Peabody Picture Vocabulary Test (PPVT) and the Peabody Picture Vocabulary Test-Revised (PPVT-R) for 31 gifted children. The sample mean for the PPVT-R was significantly lower than for the PPVT. Additionally, the PPVT and PPVT-R correlated to a significant degree, yielding a standard score correlation coefficient of .83. (Author)

Investigates performance differences on receptive vocabulary and general verbal reasoning ability of 206 Hualapai Indian children. Results indicate Hualapai children score significantly lower on both measures of verbal ability when compared to national norms. Findings provide a long-needed archival record of the Hualapai's English language…