autoRasch

R package for semi-automated Rasch analysis

Installation

# install.packages("remotes")
remotes::install_github("fwijayanto/autoRasch", build_manual = TRUE, build_vignettes = TRUE)

Usage

Please refers to the vignettes and function manual documentations which have been provided along within the package.

Copy Link

Version

Install

install.packages('autoRasch')

Monthly Downloads

282

Version

0.2.2

License

GPL-2

Maintainer

Feri Wijayanto

Last Published

October 19th, 2022

Functions in autoRasch (0.2.2)

pcm

Estimation of The Partial Credit Model (PCM)

pcm_dif

Estimation of The Partial Credit Model with DIF

Generate the artificial dataset

gpcm_dif

Estimation of The Generalized Partial Credit Model with DIF

dicho_inh_dset

Inhomogenous Dichotomous Data Set

residCor

Residual Correlation

generic_model

Estimation of the generic form of the models

gpcm

Estimation of The Generalized Partial Credit Model

stepwise_search

Stepwise Selection Search

polydif_inh_dset

The Inhomogenous Polytomous Dataset containing DIF items

plot_EVC

Plot The Expected Value Curves

plot_PImap

Plot The Person-Item Map

plot_ICC

Plot The Item Characteristic Curves

checkRel

Compute Reliability and Standard Error

poly_inh_dset

The Inhomogenous Polytomous Dataset

short_poly_data

A Shorter Inhomogenous Polytomous Dataset

shortDIF

A Shorter Polytomous Dataset with DIF

poly_md_dset

withinItem_multidim

Within-item Multidimensional Polytomous Data Set

check.unidim

Unidimensionality Check

testlets_dataset

Multi-testlets Polytomous Data Set

compute_score

Compute the In-plus-out-of-questionnaire log likelihood (with DIF) (IPOQ-LL(-DIF))

autoRasch

autoRasch: A package for semi-automatic Rasch analysis

correl02_multidim

Multidimensional polytomous data set with 0.2 correlation

dataset

The Simulated Dataset

createGroup

Create Mapping Matrix of DIF Groups

correl04_multidim

Multidimensional polytomous data set with 0.4 Correlation

correl03_multidim

Multidimensional polytomous data set with 0.3 correlation

correl05_multidim

Multidimensional polytomous data set with 0.5 Correlation

correl06_multidim

Multidimensional polytomous data set with 0.6 Correlation

autoRaschOptions

autoRasch Optimization Parameters Setting