LSAT6                   LSAT6 Data
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) Approach
cac_rud                 Classification Accuracy and Consistency Based
                        on Rudner's (2001, 2005) Approach
catsib                  CATSIB DIF Detection Procedure
covirt                  Asymptotic Variance-Covariance Matrices of Item
                        Parameter Estimates
crdif                   Residual-Based DIF Detection Framework Using
                        Categorical Residuals (RDIF-CR)
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' Objects
grdif                   Generalized IRT residual-based DIF detection
                        framework for multiple groups (GRDIF)
info                    Item and Test Information Function
irtQ-package            irtQ: Unidimensional Item Response Theory
                        Modeling
irtfit                  Traditional IRT Item Fit Statistics
llike_score             Log-Likelihood of Ability Parameters
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) Detection Framework
reval_mst               Recursion-based MST evaluation method
ripd                    Residual-based Item Parameter Drift (RIPD)
                        Detection Framework
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 calibration (FIPC)
simCAT_DC               Simulated Single-Item Format CAT Data
simCAT_MX               Simulated Mixed-Item Format CAT Data
simIPD                  Simulated CAT Data for Item Parameter Drift
                        (IPD) Detection
simMG                   Simulated multiple-group data
simMST                  Simulated 1-3-3 MST Panel Data
simdat                  Simulated Response 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
