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Roschmann, Sarina; Witmer, Sara E.; Volker, Martin A. – International Journal of Testing, 2021
Accommodations are commonly provided to address language-related barriers students may experience during testing. Research on the validity of scores from accommodated test administrations remains somewhat inconclusive. The current study investigated item response patterns to understand whether accommodations, as used in practice among English…
Descriptors: Testing Accommodations, English Language Learners, Scores, Item Response Theory
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Flapper, Boudien C. T.; Schoemaker, Marina M. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
Co-morbidity of Developmental Coordination Disorder (DCD) in children with specific language impairment (SLI) and the impact of DCD on quality-of-life (QOL) was investigated in 65 5-8 year old children with SLI (43 boys, age 6.8 [plus or minus] 0.8; 22 girls, age 6.6 [plus or minus] 0.8). The prevalence of DCD was assessed using DSM-IV-TR criteria…
Descriptors: Quality of Life, Questionnaires, Language Impairments, Incidence
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Resendes, John; Lecci, Len – Psychological Assessment, 2012
MMPI-2 scores from a parent competency sample (N = 136 parents) are compared with a previously published data set of MMPI-2 scores for child custody litigants (N = 508 parents; Bathurst et al., 1997). Independent samples t tests yielded significant and in some cases substantial differences on the standard MMPI-2 clinical scales (especially Scales…
Descriptors: Child Custody, Reference Groups, Scores, Comparative Analysis
Clauser, Brian; And Others – 1992
Previous research examining the effects of reducing the number of score groups used in the matching criterion of the Mantel-Haenszel procedure, when screening for differential item functioning, has produced ambiguous results. The goal of this study was to resolve the ambiguity by examining the problem with a simulated data set. The main results…
Descriptors: Ability, Comparative Analysis, Computer Simulation, Item Bias