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 using
                        Rudner's (2001, 2005) approach.
catsib                  CATSIB DIF detection procedure
covirt                  Asymptotic variance-covariance matrices of item
                        parameter estimates
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
gen.weight              Generate Weights
getirt                  Extract various elements from 'est_irt',
                        'est_mg', and '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             Loglikelihood of Ability Parameters
lwrc                    Lord-Wingersky Recursion Formula
plot.info               Plot Item and Test Information Functions
plot.irtfit             Draw raw and standardized residual plots
plot.traceline          Plot ICC and TCC
prm                     Polytomous Response Model (PRM) Probabilities
                        (GRM and GPCM)
rdif                    IRT residual-based differential item
                        functioning (RDIF) detection framework
run_flexmirt            Run flexMIRT through R
shape_df                Create a data frame of item metadata
simCAT_DC               Simulated single-item format CAT Data
simCAT_MX               Simulated mixed-item format CAT Data
simMG                   Simulated multiple-group data
simdat                  Simulated Response Data
summary                 Summary of item calibration
sx2_fit                 S-X2 fit statistic
traceline               Compute Item/Test Characteristic Functions
write.flexmirt          Write a "-prm.txt" file for flexMIRT
