ERIC Number: EJ463433
Record Type: Journal
Publication Date: 1993
Reference Count: N/A
The Partial Credit Model and Null Categories.
Wilson, Mark; Masters, Geoffery N.
Psychometrika, v58 n1 p87-99 Mar 1993
A strategy is described for dealing with measurement situations in which certain categories of responses are null, that is, persons do not respond in certain categories to certain items. The method is described for the partial credit model while maintaining the integrity of the original response framework. (SLD)
Publication Type: Reports - Evaluative; Journal Articles
Education Level: N/A
Authoring Institution: N/A