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irtawsi:Items Response Theory Analysis with Steps and Interpretation

Description

Dichotomous and polytomous data analysis and their scoring using the unidimensional Item Response Theory model (Chalmers (2012) doi:10.18637/jss.v048.i06) with user-friendly Graphical User Interface. Suitable for beginners who are learning Item Response Theory

Installation

install from CRAN

install.packages(“irtawsi”) ### install from github devtools::install_github(“SusantoHP/irtawsi”)

Usage

a.first mehtod irtawsi::irtawsi() b.second method Library(irtawsi) irtawsi()

How to use Irtawsi for analysis?

Each command for analysis can be viewed on each UI layer by pressing the steps button.

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.