Location Indices for Ordinal Polytomous Items Based on Item Response Theory

Author:

Ali Usama S.1,Chang Hua-Hua2,Anderson Carolyn J.2

Affiliation:

1. Educational Testing Service; Princeton NJ

2. University of Illinois at Urbana-Champaign; Champaign IL

Publisher

Wiley

Subject

Statistics, Probability and Uncertainty,Applied Psychology,Education,Social Psychology

Reference25 articles.

1. Item information and discrimination functions for trinary PCM items;Akkermans;Psychometrika,1997

2. Ali , U. S. 2011 Item selection methods in polytomous computerized adaptive testing

3. A rating formulation for ordered response categories;Andrich;Psychometrika,1978

4. An extension of the Rasch model for ratings providing both location and dispersion parameters;Andrich;Psychometrika,1982

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