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Atas, Dogu; Karadag, Özge – Journal of Language and Linguistic Studies, 2017
In the field of education, most of the data collected are multi-level structured. Cities, city based schools, school based classes and finally students in the classrooms constitute a hierarchical structure. Hierarchical linear models give more accurate results compared to standard models when the data set has a structure going far as individuals,…
Descriptors: Hierarchical Linear Modeling, Foreign Countries, Achievement Tests, International Assessment