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Muenz, Tracy A.; Ouchi, Bryan Y.; Cole, Jason C. – Psychology in the Schools, 1999
Reexamines the reliability and validity of the Peabody Individual Achievement Test-Revised (PIAT-R) and the Wechsler Individual Achievement Test (WIAT) Written Expression scoring systems, applying theory and more appropriate statistical analyses. The WIAT written-expression scoring system was found to have more items that were both reliable and…
Descriptors: Adolescents, Data Analysis, Reliability, Statistical Analysis
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Davenport, Neva Ann Medcalf – International Journal of Early Years Education, 2003
While testing children for readiness to enter Kindergarten using the Peabody Individual Achievement Test-R and interview probes, a pattern of responses developed indicating that some of the children were continuing to process answers to questions and to formulate elaborations to statements long after the testing had moved to other questions and…
Descriptors: Testing, Young Children, School Readiness, Achievement Tests