CDM: IRT.IC – R documentation

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IRT.IC

Information Criteria

Description

Computes several information criteria for objects which do have the logLik (stats) S3 method (e.g. din, gdina, gdm, ...) .

Usage

IRT.IC(object)

Arguments

object

Objects which do have the logLik (stats) S3 method.

Value

A vector with deviance and several information criteria.

Examples

#############################################################################
# EXAMPLE 1: DINA example information criteria
#############################################################################

data(sim.dina, package="CDM")
data(sim.qmatrix, package="CDM")

#*** Model 1: DINA model
mod1 <- CDM::din( sim.dina, q.matrix=sim.qmatrix )
summary(mod1)
IRT.IC(mod1)

CDM

Cognitive Diagnosis Modeling

v7.5-15

GPL (>= 2)

Authors

Alexander Robitzsch [aut, cre], Thomas Kiefer [aut], Ann Cathrice George [aut], Ali Uenlue [aut]

Initial release

2020-03-10 14:19:21