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Yalçin, Seher – International Electronic Journal of Elementary Education, 2019
This study aimed to compare the Graded Response Model (GRM) and the Mixed-Graded Response Model (MixGRM) in terms of model data-fit and parameters and demonstrate the application of MixGRM on real data. In this context, this study is basic research based on the International Computer and Information Literacy Study in 2013 conducted with…
Descriptors: Foreign Countries, Item Response Theory, Rating Scales, Models