IRT.IC.Rd
Computes several information criteria for objects which do have
the logLik
(stats) S3 method
(e.g. din
, gdina
, gdm
, ...) .
IRT.IC(object)
object | Objects which do have the |
---|
A vector with deviance and several information criteria.
See also anova.din
for model comparisons.
A general method is defined in IRT.compareModels
.
############################################################################# # 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)