ltm_cat

<p>An object of class <code>Cat</code> created using the <code>ltmCat</code> function with the <code>npi</code> dataset.</p>

datasets

Provides methods of computerized adaptive testing for survey researchers.  See Montgomery and Rossiter (2020) <doi:10.1093/jssam/smz027>. Includes functionality for data fit with the classic item response methods including the latent trait model, Birnbaum`s three parameter model, the graded response, and the generalized partial credit model.  Additionally, includes several ability parameter estimation and item selection routines.  During item selection, all calculations are done in compiled C++ code.

Erin Rossiter

catSurv

Computerized Adaptive Testing for Survey Research

Jacob Montgomery

ltm_cat function

<p>An object of class <code>Cat</code>.  See <code>Cat-class</code> for more details.</p>

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ltm_cat: ltm Cat Object

Description

Usage

Arguments

Format

See Also

Examples