Contents
Feasibility of using prior information about predicted item difficulty in increasing the accuracy of item parameter estimation and IRT equating / 이현숙 1
《Summary》 1
I. Introduction 1
II. Methods and Procedures 3
1. Simulation Factors 3
2. Data Generation and Simulation Procedures 5
3. Equating 7
4. Evaluation Criteria 7
III. Results 8
1. Effects on Item Parameter Estimation 8
2. Effects on IRT Equating 13
IV. Conclusions and Discussion 15
References 18
초록 20