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UMass Psychometric Software Downloads |
On this page you'll find links to psychometric software created by UMass students, faculty, alumni, and staff for download, as well as annotated lists of psychometric software compiled by UMass researchers.
(May 19, 2011) SimulCAT: Windows application that simulates computerized adaptive test administration
Kyung (Chris) T. Han- STDIF: A program to compute standardization-DIF indices
Frédéric Robin - ResidPlots-2: Computer Software for IRT Graphical Residual Analyses, Version 2.0
Tie Liang, Kyung (Chris) T. Han, and Ronald K. Hambleton - WinGen3: Windows software that Generates IRT Parameters and Responses
Kyung T. Han - IRTEQ: Windows Application that Implements IRT Scaling and Equating
Kyung T. Han - HSGen: Hierarchical Score Generator
Kyung T. Han 
(June 2, 2011) References on Non-Commercial Software for IRT Analyses
Nina Deng- Software Packages for Assessing Test Dimensionality
Nina Deng and Ronald K. Hambleton - Software for IRT Analyses: Descriptions and Features
Yue Zhao and Ronald K. Hambleton
Commercial Software of Interest
Here are some commercial software packages that are commonly used for research in psychometrics (no endorsements intended).- SAS
- SPSS
- Scientific Software International (Bilog / Lisrel / HLM / Parscale / Multilog, etc.)
- Lahey Fortran
