PERFORMANS DEĞERLENDİRMEDE ÇOK YÜZEYLİ RASCH ÖLÇME MODELİ: KURAMSAL TEMELLER, UYGULAMALAR VE EĞİTİM ARAŞTIRMALARINA YANSIMALARI (MANY-FACET RASCH MEASUREMENT IN PERFORMANCE ASSESSMENT: THEORETICAL FOUNDATIONS, APPLICATIONS AND IMPLICATIONS FOR EDUCATIONAL RESEARCH) - Emir KAYHAN -Hasan ATAK | The Journal of Academic Social Science