sirt (3.9-4)

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Supplementary Item Response Theory Models.

Supplementary functions for item response models aiming to complement existing R packages. The functionality includes among others multidimensional compensatory and noncompensatory IRT models (Reckase, 2009, ), MCMC for hierarchical IRT models and testlet models (Fox, 2010, ), NOHARM (McDonald, 1982, ), Rasch copula model (Braeken, 2011, ; Schroeders, Robitzsch & Schipolowski, 2014, ), faceted and hierarchical rater models (DeCarlo, Kim & Johnson, 2011, ), ordinal IRT model (ISOP; Scheiblechner, 1995, ), DETECT statistic (Stout, Habing, Douglas & Kim, 1996, ), local structural equation modeling (LSEM; Hildebrandt, Luedtke, Robitzsch, Sommer & Wilhelm, 2016, ).

Maintainer: Alexander Robitzsch
Author(s): Alexander Robitzsch [aut,cre] (<>)

License: GPL (>= 2)

Uses: CDM, Rcpp, TAM, Matrix, coda, igraph, mvtnorm, psych, sm, survey, sfsmisc, MASS, lavaan, pbivnorm, mirt, lavaan.survey, miceadds, pbv
Enhances: immer
Reverse depends: subscore
Reverse suggests: bisect, CDM, dextergui, dscore, LSAmitR, miceadds, mirt, STARTS, TAM
Reverse enhances: mnlfa

Released about 1 month ago.

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