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BILOG-MG ile Empirik Bir Dikey Ölçekleme Çalışmasından Bulgular

2014·Hüseyin Hüsnü YILDIRIM

Eğitim ve Bilim·Cilt 2014/39, Sayı 172

This study compared two procedures for the vertical scaling in the Item Response Theory (IRT) context: fixed estimation, and simultaneous estimation. The results favored the simultaneous estimation procedure to the fixed estimation procedure, especially when there were few anchor items. …