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TAM (version 1.6-0)

IRT.irfprob: Extracting Item Response Functions

Description

Extracts item response functions for models fitted in TAM. See IRT.irfprob (CDM) for more details.

Usage

## S3 method for class 'tam':
IRT.irfprob(object, \dots)

## S3 method for class 'tam.mml':
IRT.irfprob(object, \dots)

## S3 method for class 'tam.mml.3pl':
IRT.irfprob(object, \dots)

## S3 method for class 'tamaan':
IRT.irfprob(object, \dots)

Arguments

object
Object of class tam, tam.mml, tam.mml.3pl or tamaan.
...
Further arguments to be passed

Value

Examples

Run this code
#############################################################################
# EXAMPLE 1: Dichotomous data sim.rasch - item response functions
#############################################################################
	
data(sim.rasch)
# 1PL estimation
mod1 <- tam.mml(resp=sim.rasch)
IRT.irfprob(mod1)

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