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Wu, Johnny; King, Kevin M.; Witkiewitz, Katie; Racz, Sarah Jensen; McMahon, Robert J. – Psychological Assessment, 2012
Research has shown that boys display higher levels of childhood conduct problems than girls, and Black children display higher levels than White children, but few studies have tested for scalar equivalence of conduct problems across gender and race. The authors conducted a 2-parameter item response theory (IRT) model to examine item…
Descriptors: Item Analysis, Test Bias, Test Items, Item Response Theory
Rice, Shawnik Marie – ProQuest LLC, 2013
Student underachievement in kindergarten through Grade 3 continues to be a challenge in the Philadelphia School District. The purpose of this quantitative descriptive correlation study was to examine, using record archives from one Philadelphia school, whether there is a relationship between (a) reading achievement scores for the Dynamic…
Descriptors: Underachievement, Primary Education, Elementary School Students, Kindergarten