An Examination of Turkish Students' PISA 2015 Collaborative Problem-Solving Competencies von Yavuz, Emine, Atar, Hakan Yavuz

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Examination of Wording Effect of the TIMSS 2015 Mathematical Self-Confidence Scale through the Bifactor Models von Oyar, Esra, Atar, Hakan Yavuz

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Resim-İş Öğretmenliği Özel Yetenek Sınavlarının Sınıflama Doğruluğu Üzerine Bir Çalışma von Atar,Hakan Yavuz

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A Study on the Identification of Latent Classes Using Mixture Item Response Theory Models: TIMSS 2015 Case von SAATÇİOĞLU, Fatıma Münevver, ATAR, Hakan Yavuz

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Multilevel Effects of Teacher Characteristics on TIMSS 2011 Science Achievement von Atar, Hakan Yavuz

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Investigating Item Parameter Estimation Accuracy in Multidimensional Polytomous Data Under Various Conditions von Serap BÜYÜKKIDIK, Hakan Yavuz ATAR

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Determination of differantial item functioning (DIF) according to SIBTEST, Lord’s χ2 , Raju’s area measurement and Breslow-Day methods von Fatma Gökçen Ayva-Yörü, Hakan Yavuz Atar

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Determination of Differential Item Functioning (DIF) According to SIBTEST, Lord's [Chi-squared], Raju's Area Measurement and Breslow-Day Methods von Ayva Yörü, Fatma Gökçen, Atar, Hakan Yavuz

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A Study on the Classification Accuracy of the Special Aptitude Exams Administered in the Faculties of Education von Atar, Hakan Yavuz

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Investigating the Relationship between Teachers' Nature of Science Conceptions and Their Practice of Inquiry Science von Atar, Hakan Yavuz, Gallard, Alejandro

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Öğretmen Niteliklerinin TIMSS 2011 Fen Başarısına Çok Düzeyli Etkileri von Atar,Hakan Yavuz

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Investigation of the Effect of Parameter Estimation and Classification Accuracy in Mixture IRT Models under Different Conditions von Saatcioglu, Fatima Munevver, Atar, Hakan Yavuz

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Examining the Effects of Turkish Education Reform on Students' TIMSS 2007 Science Achievements von Atar, Hakan Yavuz, Atar, Burcu

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Examination of the Classification Accuracy of Music Education Special Aptitude Exams von Atar, Hakan Yavuz, Sayin, Ayfer, Atar, Burcu

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Chemistry Students' Challenges in Using MBL's in Science Laboratories von Atar, Hakan Yavuz

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Lingual Haematoma due to Tenecteplase in a Patient with Acute Myocardial Infarction von Atar, Yavuz, Ateş, Ahmet Hakan, Bal, Muhlis, Coşkun Bal, Gökçen, Yağcı, Serkan, Salturk, Ziya

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