Browsing by Subject "item response theory"
Now showing items 1-2 of 2
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Evaluation of structure complexity magnitude, degree of cross-loading on secondary dimension and model specification on MIRT parameter estimation
(2021-12)In real-world situations, multidimensional data may appear on large-scale tests or attitudinal surveys. A simple structure, multidimensional model may be used to evaluate the items, ignoring the cross-loading of some items ... -
Modular Open-Source Software for Item Factor Analysis
(Educational and Psychological Measurement, 2014-10-31)This article introduces an item factor analysis (IFA) module for OpenMx, a free, open-source, and modular statistical modeling package that runs within the R programming environment on GNU/Linux, Mac OS X, and Microsoft ...