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Acar, Tulin; Voltan-Acar, Nilufer – Educational Sciences: Theory and Practice, 2013
The aim of this study was to evaluate the basic concepts of multigenerational Family Therapy and to evaluate the scenes of the film ''My Father and My Son'' according to these concepts. For these purposes firstly basic concepts of Multigenerational Family Therapy such as differentiation of self, triangles/triangulation, nuclear family emotional…
Descriptors: Films, Family Counseling, Family Relationship, Counseling Techniques
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Acar, Tulin – Educational Sciences: Theory and Practice, 2012
The aim of the study is to determine the status of Turkey among OECD (Organisation for Economic Co-operation and Development) members and candidate countries through cluster and discriminant analyses according to PISA (Programme for International Student Assessment) 2009 results. The study includes 475460 fifteen year-old students from 65…
Descriptors: Foreign Countries, International Education, Multivariate Analysis, Cluster Grouping
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Acar, Tulin – Educational Sciences: Theory and Practice, 2011
The purpose of this study is to examine the number of DIF items detected by HGLM at different sample sizes. Eight different sized data files have been composed. The population of the study is 798307 students who had taken the 2006 OKS Examination. 10727 students of 798307 are chosen by random sampling method as the sample of the study. Turkish,…
Descriptors: Test Bias, Sample Size, Regression (Statistics), Models
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Acar, Tulin; Kelecioglu, Hulya – Educational Sciences: Theory and Practice, 2010
The aim of this research is to determine differential item functioning (DIF) by hierarchical linear modeling (HGLM) on test items and comparing these results by the DIF results determined by logistic regression (LR) and IRT-likelihood ratio (IRT-LR) techniques. Investigating the concordance between the techniques in determining the items with DIF,…
Descriptors: Test Bias, Comparative Analysis, Item Response Theory, Regression (Statistics)