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Ashworth, Kristen E.; Pullen, Paige C. – Learning Disability Quarterly, 2015
The purpose of this study was to compare the results of a regression discontinuity design (RDD) with those of an experimental design of a tiered vocabulary intervention for children at risk for reading disability to determine RDD's feasibility as a research methodology for this type of study. Researchers reanalyzed an archival dataset of a…
Descriptors: Vocabulary, Intervention, At Risk Students, Reading Difficulties
Sattler, Jerome M.; And Others – 1979
The Peabody Picture Vocabulary Test (PPVT) was compared to the Wechsler Intelligence Scale for Children, Revised (WISC-R) in a sample of 30 children with reading disabilities who had been referred to a university clinic. All the children completed the WISC-R; nineteen children completed Form A and eleven children completed Form B of the PPVT. All…
Descriptors: Children, Comparative Analysis, Educational Research, Elementary Education
MacDonald, Randolph – 1971
A study directed toward the education of preschool children is presented. This study, the Appalachia Preschool Education Program, was designed to affect the performance of children aged 3, 4, and 5 in four skill areas: orienting and attending, motor activity, language, and cognition. One of the instruments used in the evaluation of the program was…
Descriptors: Attention, Cognitive Processes, Comparative Analysis, Data Analysis