The creation of this site was supported by NSF Grant #0351175 awarded to Carolyn J. Anderson.

Input files for LEM, SAS, MATLAB and R-code for models fit in the following papers:

  • Anderson, C.J. (2002). Analysis of multivariate frequency data by graphical regression models and generalizations of the multidimensional row-column association model.Psychological Methods, 7, 446-467. Link to LEM files


  • Kroonenberg, P.K., & Anderson, C.J. (2006). Additive and multiplicative models for three-way contingency tables. Darroch (1974) revisited. In M. Greenacre & J. Blasuis (Eds.) Multiple Correspondence Analysis and Related Methods Link to LEM files
    • .

  • Tettegah, S, & Anderson, C.J. (2007). Pre-service teacher's empathy and cognitions: Statistical analysis of text data by graphical models.Contemporary Educational Psychology. 32, 48-82. Link to LEM and SAS input files & R-code for graphics.


  • Anderson, C.J. & Yu, H.T. (2007). Log-multiplicative association models as item reponse models. Psychometrika, 72, 5-23. DOI: 10.1007/s11336-005-1419-2. LEM (input/out) and SAS (input) files.


  • Anderson, C.J., Li, Z.. & Vermunt, J.K. (2007). Estimation of Models in a Rasch family for Polytomous Items and Multiple Latent Variables. Manuscript for Journal of Statistical Software. Link to R Package, SAS MACRO, and examples.


  • de Rooij, M. & Anderson, C.J. (2007). Visualizing, summarizing and comparing odds ratio structures. Methodology. Link to SAS and MATLAB input files.


  • Anderson, C.J. & Rutkowski, L. (2008). Multinomial logistic regression models. In J. Osbone (ed). Best Practices in Quantitative Methods. Thousand Oaks, CA: Sage. Link to data and SAS input files.


  • Anderson, C.J. (2009, in press). Categorical data analysis with a psychometric twist. In R. E. Millsap & A. Maydeu-Olivares (Eds.), Handbook of quantitative methods in psychology. Thousand Oaks: Sage Link to SAS, R, and lEM input files.


  • Anderson, C.J, Verkuilen, J. & Peyton, B.L. (2009, in press). Modeling polytomous responses using simultaneously estimated multinomial logistic regressions. Journal of Educational and Behavioral Statistics Link to SAS and LEM code for models, and R scripts for graphics.


  • Wilson, T., Perry, M, & Anderson, C.J. (under review).Sustaining scientific inquiry: Prompting children for meaningful reflection. Software with data for analyses reported in this paper will be available upon acception of this paper for publication






    • Report broken links and send email to cja@uiuc.edu

    Last revised May 22, 2009