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Direct linkYi-Jui I. Chen; Yi-Jhen Wu; Yi-Hsin Chen; Robin Irey – Journal of Psychoeducational Assessment, 2025
A short form of the 60-item computer-based orthographic processing assessment (long-form COPA or COPA-LF) was developed. The COPA-LF consists of five skills, including rapid perception, access, differentiation, correction, and arrangement. Thirty items from the COPA-LF were selected for the short-form COPA (COPA-SF) based on cognitive diagnostic…
Descriptors: Computer Assisted Testing, Test Length, Test Validity, Orthographic Symbols
Peer reviewedKipps, Debi; Hanson, Dave – School Psychology Review, 1983
The Peabody Picture Vocabulary Test-Revised (Dunn and Dunn) is described as a convenient, quick test, possessing improvements over the original. It measures a subject's receptive (hearing) vocabulary for Standard American English. However, the validity information for the test is less than adequate, since no validity studies are presented for it.…
Descriptors: Auditory Tests, Individual Testing, Scores, Test Length
