summary.rfa

object of class<code>"pair"</code>

object

logical with default <code>sortdif=FALSE</code> wether to order items / persons by difficulty / ability.

sortdif

S3 summary method for object of class<code>"pair"</code>

Performs the explicit calculation
-- not estimation! -- of the Rasch item parameters for dichotomous and
polytomous item responses, using a pairwise comparison approach. Person
parameters (WLE) are calculated according to Warm's weighted likelihood
approach.

summary.rfa: S3 Summary for rasch factor analysis

Description

Usage

Arguments