Here you can download data or software enabling some data analysis I use in research or test development
Here you can download data for all exercises in the book. A link to download will become available once you fill in your contact details and reason for download. This will help me monitor the impact of my work. THANK YOU.
Data download for BOOK “Psychometrics in Exercises using R and RStudio” Read More »
Here you can download supplementary materials for the article Brown, A. & Maydeu-Olivares, A. (2012). Fitting a Thurstonian IRT model to forced-choice data using Mplus. Behavior Research Methods, 44, 1135–1147. DOI: 10.3758/s13428-012-0217-x (use this link to download a PDF) In this article, we provide a step-by-step tutorial for coding forced-choice responses, specifying a Thurstonian model
Excel macro for Thurstonian IRT model Read More »