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Direct linkWeirich, Sebastian; Haag, Nicole; Hecht, Martin; Böhme, Katrin; Siegle, Thilo; Lüdtke, Oliver – Large-scale Assessments in Education, 2014
Background: In order to measure the proficiency of person populations in various domains, large-scale assessments often use marginal maximum likelihood IRT models where person proficiency is modelled as a random variable. Thus, the model does not provide proficiency estimates for any single person. A popular approach to derive these proficiency…
Descriptors: Measurement, Item Response Theory, Measurement Techniques, Evaluation Methods
