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.

Metin Bulus [aut,cre]
Wes Bonifay [aut,cre]
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.

Item Response Theory Analysis with a Graphic User Interface
Performing Item Response Theory analysis such as parameter estimation, ability estimation, data generation, item and model fit analyse, local independence assumption, dimensionality assumption, wright map, characteristic and information curves under various models with a user-friendly Graphic User Interface.
magrittr, shiny, shinydashboard, shinycssloaders, readxl,
stats, mirt, psych, WrightMap, grDevices, xlsx, irtoys

magrittr, shiny, shinydashboard, shinycssloaders, readxl,
stats, mirt, psych, WrightMap, grDevices, writexl, irtoys

Utilities and Probability Distributions Related to Multidimensional Person Item Response Models (IRT)
The irtProb package was mainly developped to compute IRT probability distributions.
R (>= 2.0.0), lattice, methods, stats, moments
Sun Feb  8 21:21:41 2009; HP_Propriétaire

Utilities and Probability Distributions Related to
Multidimensional Person Item Response Models (IRT)

Utilities and Probability Distributions Related to
Multidimensional Person Item Response Models
R (>= 3.0.0), stats, lattice, moments, methods
Multidimensional Person Item Response Theory probability distributions

Simple interface to the estimation and plotting of IRT models
Provides a simple common interface to the estimation of item parameters
in IRT models for binary responses with three different programs (ICL,
BILOG-MG, and ltm, and a variety of functions useful with IRT models.

Provides a simple common interface to the estimation of
item parameters in IRT models for binary responses with three
different programs (ICL, BILOG-MG, and ltm, and a variety of
functions useful with IRT models.