Software

ShinyItemAnalysis

ShinyItemAnalysis provides analysis of educational and psychological tests and their items by wide range of psychometric tools. ShinyItemAnalysis is based on the free statistical software R and its shiny package. It can be downloaded as a standard R package from CRAN and it is also available online. The newest development version is also available on GitHub.

Visit our web page about ShinyItemAnalysis to learn more!

Martinková P., Drabinová A., Leder O., & Houdek J. (2018).
ShinyItemAnalysis: Test and item analysis via shiny.
R package version 1.2.8.
https://CRAN.R-project.org/package=ShinyItemAnalysis
https://shiny.cs.cas.cz/ShinyItemAnalysis/

difNLR

difNLR is a R package which containts DIF detection methods based on generalized logistic regression models. Package also offers DDF detection method based on multinomial log-linear regression model. It can be downloaded as a standard R package from CRAN. The newest development version is also available on GitHub.

Drabinová A., Martinková P., & Zvára, K. (2018).
difNLR: DIF and DDF detection by non-linear regression models.
R package version 1.2.2.
https://CRAN.R-project.org/package=difNLR

CPN application

CPN (Cognitive Predictor of Neurodegeneration) application is a shiny web tool to compare patients outcome measurements to the Czech normative group. It's working version is available online.