Item Response Theory Modeling and Scoring for Judgment Data


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Documentation for package ‘jrt’ version 1.0.1

Help Pages

info.plot Plot the information function for a judge or for the entire set of judges.
jcc.plot Plot the category curves for a judge.
jrt Fit ordinal IRT models on judgment data and return factor scores and statistics.
ratings A simulated dataset with 300 products judged by 6 judges.