ERIC Number: EJ598360
Record Type: Journal
Publication Date: 1997
Reference Count: N/A
A Nominal Response Model Approach for Detecting Answer Copying.
Wollack, James A.
Applied Psychological Measurement, v21 n4 p307-20 Dec 1997
Introduces a new Item Response Theory (IRT) based statistic for detecting answer copying. Compares this omega statistic with the best classical test theory-based statistic under various conditions, and finds omega superior based on Type I error rate and power. (SLD)
Publication Type: Journal Articles; Reports - Descriptive
Education Level: N/A
Authoring Institution: N/A