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pairwise (version 0.1.4)

Rasch Model Parameters by Pairwise Algorithm

Description

The package pairwise offers functions for the explicit calculation, not estimation!, of the rasch item parameters for dichotomous and polytomous item responses, using a pairwise comparison approach.

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Version

Install

install.packages('pairwise')

Monthly Downloads

819

Version

0.1.4

License

GPL-3

Maintainer

Joerg-Henrik Heine

Last Published

July 11th, 2013

Functions in pairwise (0.1.4)

itempar.dicho

Item Parameter dichotomous 1PL

pairwise

Rasch Model Parameters with pairwise

itempar.poly

Item Parameter for polytomous Partial Credit Model

bfiN_miss

5 polytomous personality items

grmSE.poly

Graphical Model Check for polytomous PCM

ipSE.poly

Item Parameter calculation with Standard Errors for polytomous Partial Credit Model

grmSE.dicho

Graphical Model Check for dichotomous 1PL Model

ipSE.dicho

Item Parameter calaculation with Standard Errors for dichotomous 1PL Model

bfiN

5 polytomous personality items

cog

Math PISA (2003) data