Class rpf.1dim.drm

rpf.1dim.drm-class

<p>Unidimensional dichotomous item models (1PL, 2PL, and 3PL).</p>

Factor out logic
and math common to Item Factor Analysis fitting, diagnostics, and
analysis. It is envisioned as core support code suitable for more
specialized IRT packages to build upon. Complete access to optimized C
functions are made available with R_RegisterCCallable().
This software is described in Pritikin & Falk (2020) <doi:10.1177/0146621620929431>.

Joshua Pritikin

Response Probability Functions

Jonathan Weeks

Li Cai

Carrie Houts

Phil Chalmers

Class rpf.1dim.drm function

Unidimensional dichotomous item models (1PL, 2PL, and 3PL). — Class rpf.1dim.drm

Unidimensional dichotomous item models (1PL, 2PL, and 3PL).

Class rpf.1dim.drm: Unidimensional dichotomous item models (1PL, 2PL, and 3PL).

Description

Arguments