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Pritikin, Joshua N.; Hunter, Micheal D.; Boker, Steven M. – Educational and Psychological Measurement, 2015
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 Windows. The IFA module offers a novel model specification language that is well suited to programmatic generation…
Descriptors: Factor Analysis, Open Source Technology, Models, Structural Equation Models