mirt (version 1.1)

extract.mirt: Extract various elements from estimated model objects

Description

A generic function to extract the internal objects from any estimated model. If possible, the function will returns a vector/scalar containing the desired elements, otherwise it will return a list.

Usage

extract.mirt(x, what)

Arguments

x

mirt model of class 'SingleGroupClass', 'MultipleGroupClass', 'MixedClass' or 'DiscreteGroupClass'

what

a character vector indicating what to extract. Can contain more than one element

Details

Objects which can be extracted from mirt objects include:

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

See Also

extract.group

Examples

mod <- mirt(Science, 1)

extract.mirt(mod, 'logLik')
extract.mirt(mod, c('G2', 'df', 'p'))
extract.mirt(mod, c('F', 'h2'))