Semi-Automated Rasch Analysis

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Documentation for package ‘autoRasch’ version 0.2.2

• DESCRIPTION file.
• User guides, package vignettes and other documentation.

Help Pages

autoRasch	autoRasch: A package for semi-automatic Rasch analysis
autoRaschOptions	autoRasch Optimization Parameters Setting
backward_search	Stepwise Selection Search
check.unidim	Unidimensionality Check
checkRel	Compute Reliability and Standard Error
compute_score	Compute the In-plus-out-of-questionnaire log likelihood (with DIF) (IPOQ-LL(-DIF))
compute_scores	Compute the In-plus-out-of-questionnaire log likelihood (with DIF) (IPOQ-LL(-DIF))
correl02_multidim	Multidimensional polytomous data set with 0.2 correlation
correl03_multidim	Multidimensional polytomous data set with 0.3 correlation
correl04_multidim	Multidimensional polytomous data set with 0.4 Correlation
correl05_multidim	Multidimensional polytomous data set with 0.5 Correlation
correl06_multidim	Multidimensional polytomous data set with 0.6 Correlation
corResid	Residual Correlation
createGroup	Create Mapping Matrix of DIF Groups
dataset	The Simulated Dataset
dicho_inh_dset	Inhomogenous Dichotomous Data Set
dicho_md_dset	Uncorrelated Multidimensional Dichotomous Data Set
fitStats	Fit statistics
fitStats.pcm	Estimation of The Partial Credit Model (PCM)
fitStats.pcmdif	Estimation of The Partial Credit Model with DIF
generate_data	Generate the artificial dataset
generic_model	Estimation of the generic form of the models
gpcm	Estimation of The Generalized Partial Credit Model
gpcm_dif	Estimation of The Generalized Partial Credit Model with DIF
itemfit	Fit statistics
pcm	Estimation of The Partial Credit Model (PCM)
pcm_dif	Estimation of The Partial Credit Model with DIF
personfit	Fit statistics
plot_EVC	Plot The Expected Value Curves
plot_fitStats	Fit statistics
plot_ICC	Plot The Item Characteristic Curves
plot_PImap	Plot The Person-Item Map
plot_search	Stepwise Selection Search
polydif_inh_dset	The Inhomogenous Polytomous Dataset containing DIF items
poly_inh_dset	The Inhomogenous Polytomous Dataset
poly_md_dset	Uncorrelated Multidimensional Polytomous Data Set
print.gpcm	Estimation of The Generalized Partial Credit Model
print.gpcmdif	Estimation of The Generalized Partial Credit Model with DIF
print.pcm	Estimation of The Partial Credit Model (PCM)
print.pcmdif	Estimation of The Partial Credit Model with DIF
print.search	Stepwise Selection Search
residCor	Residual Correlation
shortDIF	A Shorter Polytomous Dataset with DIF
short_poly_data	A Shorter Inhomogenous Polytomous Dataset
stepwise_search	Stepwise Selection Search
summary.fit	Fit statistics
summary.gpcm	Estimation of The Generalized Partial Credit Model
summary.gpcmdif	Estimation of The Generalized Partial Credit Model with DIF
summary.ld	Residual Correlation
summary.pcm	Estimation of The Partial Credit Model (PCM)
summary.pcmdif	Estimation of The Partial Credit Model with DIF
summary.score	Compute the In-plus-out-of-questionnaire log likelihood (with DIF) (IPOQ-LL(-DIF))
summary.search	Stepwise Selection Search
summary.seprel	Compute Reliability and Standard Error
testlets_dataset	Multi-testlets Polytomous Data Set
withinItem_multidim	Within-item Multidimensional Polytomous Data Set