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This study compared pseudo-Bayesian and jointmaximum likelihood procedures for estimating itemparameters for the three-parameter logistic model initem response theory. Two programs, ASCAL andLOGIST, which employ the two methods were comparedusing data simulated from a three-parametermodel. Item...
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<html><head><title>Risper Akelo Awuor - Abstract</title><meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"></head><body> This simulation study focused on determining the effect of unequal sample sizes on statistical power of SIBTEST and Mantel-Haenszel procedures for detection of DIF of moderate and large magnitudes. Item parameters were estimated by, and generated with the 2PLM...</body></html>
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The childhood obesity epidemic continues to be a serious concern in the U.S., disproportionately affecting low socioeconomic and minority groups. Because many interventions are based in schools, both individual and school factors contributing to obesity were examined in this study. Employing...
Persistent link: https://www.econbiz.de/10011189625