Type: | Package |
Title: | Item Response Theory Demo Collection |
Version: | 0.1.5 |
Date: | 2025-04-21 |
Maintainer: | Metin Bulus <bulusmetin@gmail.com> |
Description: | Includes a collection of shiny applications to demonstrate or to explore fundamental item response theory (IRT) concepts such as estimation, scoring, and multidimensional IRT models. |
Depends: | R (≥ 3.2.4) |
Imports: | shiny (≥ 0.13.2), fGarch (≥ 3010.82) |
License: | GPL-2 | GPL-3 [expanded from: GPL (≥ 2)] |
NeedsCompilation: | no |
Packaged: | 2025-04-22 04:01:39 UTC; LENOVO |
Author: | Metin Bulus [aut, cre], Wes Bonifay [aut, ctb] |
Repository: | CRAN |
Date/Publication: | 2025-04-22 04:20:02 UTC |
Item Response Theory Demo Collection
Description
Includes a collection of shiny applications to demonstrate or to explore fundamental item response theory (IRT) concepts such as estimation, scoring, and multidimensional IRT models.
Usage
irtDemo(text)
Arguments
text |
argument in quotes referring to the name of shiny application. See details for the list of applications. |
Details
text
argument can be one of the followings:
“
mle
” for Maximum Likelihood Estimation“
est2pl
” for Estimation in 2PL Model“
est3pl
” for Estimation in 3PL Model“
eapmap
” for Expected a Posteriori (EAP) and Maximum a Posteriori (MAP) Estimation“
dich
” for Dichotomous IRT Models“
gpcm
” for Generalized Partial Credit and Partial Credit Models“
grm
” for Graded Response Model“
grsm
” for Generalized Rating Scale and Rating Scale Models“
nrm
” for Nominal Response Model“
mirt
” for Multidimensional Item Response Theory Model
Author(s)
Metin Bulus bulusmetin@gmail.com and Wes Bonifay bonifayw@missouri.edu
References
Bulus, M., & Bonifay, W. (2022). irtDemo R Package: Pedagogical Interactive Web Applications for Estimation, Scoring, and Multi Dimensionality in Item Response Theory. Anadolu University Journal of Education Faculty, 6(1), 92-108. doi: 10.34056/aujef.913781
Examples
## Not run:
irtDemo("eapmap")
irtDemo("mirt")
## End(Not run)