Analysis of multivariate dichotomous and polytomous data using latent trait models under the Item Response Theory approach. It includes the Rasch, the Two-Parameter Logistic, the Birnbaum's Three-Parameter, the Graded Response, and the Generalized Partial Credit Models.
Documentation: Downloads: Reverse dependencies: Reverse depends: catSurv, GPCMlasso, IMTest, integIRTy, irtoys, kequate, PCMRS, PerFit, subscore, UPCM Reverse imports: CTTShiny, difR, hIRT, irtreliability, IRTShiny, missCompare, MultIS, PsyControl, tcl Reverse suggests: catIrt, equateIRT, equateMultiple, latdiag, RMX, ShinyItemAnalysis Linking:Please use the canonical form https://CRAN.R-project.org/package=ltm to link to this page.
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