fit_rasch {exhaustiveRasch}R Documentation

parameter estimation for for rasch models.

Description

parameter estimation for for rasch models.

Usage

fit_rasch(X, modelType, estimation_param)

Arguments

X

a numeric vector containing the index numbers of the items in dset that are used to fit the model

modelType

a character value defining the rasch model to fit. Possible values: RM, PCM, RSM

estimation_param

options for parameter estimation using estimation_control

Value

a model of the class depending of modelType and estimation_param$est.If no model can be fit, NULL is returened.


[Package exhaustiveRasch version 0.3.7 Index]