| bind.fill | Bind Fill |
| bisection | The Bisection Method to Find a Root |
| bring.flexmirt | Import Item and Ability Parameters from IRT Software |
| cac_lee | Classification Accuracy and Consistency Using Lee's (2010)... |
| cac_rud | Classification Accuracy and Consistency Based on Rudner's... |
| catsib | CATSIB DIF Detection Procedure |
| covirt | Asymptotic Variance-Covariance Matrices of Item Parameter... |
| crdif | Residual-Based DIF Detection Framework Using Categorical... |
| drm | Dichotomous Response Model (DRM) Probabilities |
| est_irt | Item parameter estimation using MMLE-EM algorithm |
| est_item | Fixed ability parameter calibration |
| est_mg | Multiple-group item calibration using MMLE-EM algorithm |
| est_score | Estimate examinees' ability (proficiency) parameters |
| find_cut | Find TIF-Crossing Cut Scores for MST Routing |
| gen.weight | Generate Weights |
| getirt | Extract Components from 'est_irt', 'est_mg', or 'est_item'... |
| grdif | Generalized IRT residual-based DIF detection framework for... |
| info | Item and Test Information Function |
| irtfit | Traditional IRT Item Fit Statistics |
| irtQ-package | irtQ: Unidimensional Item Response Theory Modeling |
| llike_score | Log-Likelihood of Ability Parameters |
| LSAT6 | LSAT6 Data |
| lwrc | Lord-Wingersky Recursion Formula |
| panel_info | Extract Panel Structure from an MST Route Map |
| pcd2 | Pseudo-count D2 method |
| plot.find_cut | Plot TIF Curves and Cut Scores from a 'find_cut' Result |
| plot.info | Plot Item and Test Information Functions |
| plot.irtfit | Draw Raw and Standardized Residual Plots |
| plot.traceline | Plot Item and Test Characteristic Curves |
| prm | Polytomous Response Model (PRM) Probabilities (GRM and GPCM) |
| rdif | IRT Residual-Based Differential Item Functioning (RDIF)... |
| reval_mst | Recursion-based MST evaluation method |
| ripd | Residual-based Item Parameter Drift (RIPD) Detection... |
| run_flexmirt | Run flexMIRT from Within R |
| run_mst | Multistage-Adaptive Test (MST) Simulation |
| shape_df | Create a Data Frame of Item Metadata |
| shape_df_fipc | Combine fixed and new item metadata for fixed-item parameter... |
| simCAT_DC | Simulated Single-Item Format CAT Data |
| simCAT_MX | Simulated Mixed-Item Format CAT Data |
| simdat | Simulated Response Data |
| simIPD | Simulated CAT Data for Item Parameter Drift (IPD) Detection |
| simMG | Simulated multiple-group data |
| simMST | Simulated 1-3-3 MST Panel Data |
| summary | Summary of Item Calibration Results |
| sx2_fit | S-X2 Fit Statistic |
| traceline | Compute Item/Test Characteristic Functions |
| write.flexmirt | Write a "-prm.txt" File for flexMIRT |
