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Snyder, Scott; Sheehan, Robert – Diagnostique, 1992
Rasch calibration procedures were applied to item-response data for the 1,262 infants and toddlers comprising the standardization sample for the Mental Scale of the Bayley Scales of Infant Development. Analyses tend to confirm the psychometric integrity of the instrument. (Author)
Descriptors: Child Development, Cognitive Tests, Concurrent Validity, Construct Validity
Erford, Bradley T. – Diagnostique, 1996
Reliability and construct validity of over 1,000 mothers' responses to the Disruptive Behavior Rating Scale-Parent Version were studied. Results indicated excellent internal consistency and test-retest reliability on three subscales (Oppositional, Distractible, and Impulsive-Hyperactive) but only marginal reliability on the Antisocial Conduct…
Descriptors: Antisocial Behavior, Behavior Problems, Behavior Rating Scales, Conceptual Tempo
Jentzsch, Clarice E.; Merrell, Kenneth W. – Diagnostique, 1996
The construct validity of the Preschool and Kindergarten Behavior Scales (PKBS) was evaluated with 94 kindergarten students. Results supported both the convergent and discriminant validity of the Social Skills and Problem Behavior scales of the PKBS. Results also support use of the PKBS for identifying young children who are behaviorally at risk.…
Descriptors: Behavior Problems, Behavior Rating Scales, Construct Validity, Disability Identification
Allinder, Rose M. – Diagnostique, 1993
Twenty-five elementary students with learning disabilities and mild mental disabilities were assessed in math and spelling before and after summer vacation using grade-level curriculum-based measurement materials. Students appeared to have regressed when raw scores were analyzed, but appeared not to have regressed when z-scores were analyzed.…
Descriptors: Curriculum Based Assessment, Elementary Education, Learning Disabilities, Mathematics Achievement