ERIC Number: EJ660223
Record Type: Journal
Publication Date: 2002
Reference Count: N/A
Outlier Detection in High-Stakes Certification Testing.
Meijer, Rob R.
Journal of Educational Measurement, v39 n3 p219-33 Fall 2002
Used empirical data from a certification test to study methods from statistical process control that have been proposed to classify an item score pattern as fitting or misfitting the underlying item response theory model in computerized adaptive testing. Results for 1,392 examinees show that different types of misfit can be distinguished. (SLD)
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Authoring Institution: N/A