IRTC-package            Marginal Maximum Likelihood Estimation for Item
                        Response Models
data.gpcm               Simulated Polytomous Item Response Data
data.mc                 Simulated Multiple-Choice Item Response Data
data.sim.rasch          Simulated Dichotomous Rasch Data
irtc                    One-Stop Item Response Model Estimation
irtc.mml                Marginal Maximum Likelihood Estimation of
                        Fixed-Slope Item Response Models
irtc.mml.2pl            Marginal Maximum Likelihood Estimation of Slope
                        (Discrimination) Item Response Models
irtc_check_data         Pre-Estimation Data Diagnostics
irtc_ctt                Classical Test Theory Item Statistics
irtc_excel              Export Three Excel Result Workbooks
irtc_itemfit            Item Fit Statistics (Infit and Outfit)
irtc_lang               Output Language of the IRTC Usability Layer
irtc_quality            Plain-Language Item Quality Ratings
irtc_read               Read and Clean Item Response Data from Many
                        Formats
irtc_read_q             Read a Q Matrix from a File and Align It with
                        the Response Data
irtc_report             Generate a Word or HTML Analysis Report
irtc_results            Machine-Readable Results with a Stable Schema
irtc_score              Score Raw Responses with an Answer Key or
                        Scoring Rules
plain_summary           Plain-Language Layered Summary of a Fitted
                        Model
plot.irtc               Diagnostic Plots for Fitted Item Response
                        Models
