sirt: Supplementary Item Response Theory Models

Supplementary item response theory models to complement existing functions in R, including multidimensional compensatory and noncompensatory IRT models, MCMC for hierarchical IRT models and testlet models, NOHARM, Rasch copula model, faceted and hierarchical rater models, ordinal IRT model (ISOP), DETECT statistic, local structural equation modeling (LSEM).

Version: 2.2-14
Depends: R (≥ 3.1)
Imports: CDM (≥ 5.8-5), coda, graphics, lavaan, lavaan.survey, methods, mirt, mvtnorm, Rcpp, sfsmisc, stats, survey, TAM (≥ 2.5-5), utils
LinkingTo: Rcpp, RcppArmadillo
Suggests: gtools, ic.infer, igraph, Matrix, miceadds, pbivnorm, psych, sm
Published: 2017-09-20
Author: Alexander Robitzsch [aut,cre]
Maintainer: Alexander Robitzsch <robitzsch at>
License: GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
NeedsCompilation: yes
Citation: sirt citation info
Materials: README NEWS
In views: Psychometrics
CRAN checks: sirt results


Reference manual: sirt.pdf
Package source: sirt_2.2-14.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
OS X El Capitan binaries: r-release: sirt_2.2-14.tgz
OS X Mavericks binaries: r-oldrel: sirt_2.2-14.tgz
Old sources: sirt archive

Reverse dependencies:

Reverse imports: immer, LAM, mdmb, miceadds, STARTS
Reverse suggests: CDM, LSAmitR, mirt, TAM


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