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Kazuhiro Yamaguchi – Journal of Educational and Behavioral Statistics, 2025
This study proposes a Bayesian method for diagnostic classification models (DCMs) for a partially known Q-matrix setting between exploratory and confirmatory DCMs. This Q-matrix setting is practical and useful because test experts have pre-knowledge of the Q-matrix but cannot readily specify it completely. The proposed method employs priors for…
Descriptors: Models, Classification, Bayesian Statistics, Evaluation Methods
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Pirinen, Veera; Loukusa, Soile; Dindar, Katja; Mäkinen, Leena; Hurtig, Tuula; Jussila, Katja; Mattila, Marja-Leena; Eggers, Kurt – Journal of Speech, Language, and Hearing Research, 2023
Purpose: The purpose of this study was to examine the nature of speech disfluencies in autistic young adults and controls by using a wide-range disfluency classification of typical disfluencies (TD; i.e., filled pauses, revisions, abandoned utterances, and multisyllable word and phrase repetitions), stuttering-like disfluencies (SLD; i.e., sound…
Descriptors: Autism Spectrum Disorders, Young Adults, Stuttering, Speech Impairments
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Bing-Canar, Hanaan; Phillips, Matthew S.; Shields, Allison N.; Ogram Buckley, Caitlin M.; Chang, Fini; Khan, Humza; Skymba, Haley V.; Ovsiew, Gabriel P.; Resch, Zachary J.; Jennette, Kyle J.; Soble, Jason R. – Journal of Psychoeducational Assessment, 2022
This study investigated the utility of four WAIS-IV Digit Span (DS) indices (traditional Reliable Digit Span [RDS], RDS-Working Memory [RDS-WM], RDS-Revised [RDS-R], and DS Age-Corrected Scaled Score [ACSS]) as embedded performance validity tests (PVTs) among a sample of 342 consecutive adults referred for neuropsychological evaluation of ADHD.…
Descriptors: Test Validity, Adults, Intelligence Tests, Attention Deficit Hyperactivity Disorder