TAM (version 1.6-0)

IRT.expectedCounts: Extracting Expected Counts

Description

Extracts expected counts for models fitted in TAM. See IRT.expectedCounts (CDM) for more details.

Usage

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

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

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

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

Arguments

object

Object of class tam, tam.mml, tam.mml.3pl or tamaan.

...

Further arguments to be passed

Value

• See IRT.expectedCounts (CDM).

Examples

#############################################################################
# EXAMPLE 1: Dichotomous data sim.rasch - extract expected counts
#############################################################################
	
data(sim.rasch)
# 1PL estimation
mod1 <- tam.mml(resp=sim.rasch)
# extract expected counts
IRT.expectedCounts(mod1)