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Stability, Concurrent and Predictive Validity of the PPVT-R.
Peer reviewed Peer reviewed
Naglieri, Jack A.; Pfeiffer, Steven I. – Journal of Clinical Psychology, 1983
Explored the relationship between the Peabody Picture Vocabulary Test-Revised (PPVT-R) and the Peabody Individual Achievement Test (PIAT) administered to a sample of 29 mentally retarded children. Findings indicated that the PPVT-R predicted achievement as measured by the PIAT only moderately; and that PPVT-R scores correlated with achievement…
Descriptors: Achievement Tests, Children, Comparative Testing, Mental Retardation
A Comparison of the Peabody Individual Achievement Test, the Metropolitan Achievement Test, and the Otis-Lennon Mental Ability Test
Peer reviewed Peer reviewed
Davenport, Betty M. – Psychology in the Schools, 1976
In order to clarify the concurrent validity of the Peabody Individual Achievement Test (PIAT) and the Metropolitan Achievement Test (MAT), product-moment correlations were computed for all subscores and total scores for 26 normal-range public school third-grade girls and boys. (Author)
Descriptors: Achievement Tests, Comparative Testing, Elementary Education, Elementary School Students
McCarthy Scales, McCarthy Screening Test, and Kaufman's McCarthy Short Form Correlations with the Peabody Individual Achievement Test.
Peer reviewed Peer reviewed
Naglieri, Jack A.; Harrison, Patti L. – Psychology in the Schools, 1982
Examined the relationships between the McCarthy Scales General Cognitive Index, the McCarthy Screening Test, Kaufman's McCarthy short form, and the Peabody Individual Achievement Test using a sample of elementary students. Found the Estimated General Cognitive Index by Kaufman's short form was virtually identical to the McCarthy Scales Index.…
Descriptors: Academic Achievement, Cognitive Measurement, Comparative Testing, Correlation