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Direct linkDecker, Scott L. – Journal of Psychoeducational Assessment, 2008
The purpose of this study is to develop a change-sensitive scale for evaluating developmental change in visual-motor ability across the life span. A partial-credit item-response model is used to estimate theta values for each age group between 4 and 90 using the Bender-Gestalt II standardization sample (N = 4,000). Results from this study suggest…
Descriptors: Measures (Individuals), Psychomotor Skills, Individual Development, Age Differences
