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Direct linkDumas, Helene M. – International Journal of Rehabilitation Research, 2010
The PEDI-CAT is a new computer adaptive test (CAT) version of the Pediatric Evaluation of Disability Inventory (PEDI). Additional PEDI-CAT items specific to postacute pediatric hospital care were recently developed using expert reviews and cognitive interviewing techniques. Expert reviews established face and construct validity, providing positive…
Descriptors: Hospitals, Adaptive Testing, Content Validity, Construct Validity
Peer reviewedWay, Walter D.; And Others – Applied Measurement in Education, 1989
The effects of using item response theory (IRT) ability estimates based on customized tests formed by selecting areas from a nationally standardized achievement test were examined. For some populations, in some conditions, IRT ability estimates can be equivalent to scores based on full-length tests. (SLD)
Descriptors: Achievement Tests, Adaptive Testing, Content Validity, Elementary Education
