If you already understand the underlying statistical procedure, but have a problem with the implementation in R, you can also use the "walk-in R-consultation" without an appointment. Further information about the Walk-in R-consultation can be found here.
Rasch Analyses
We offer questionnaire/test validation by means of the Rasch model and other models from Item Response Theory as a service for UZH-internal and -external clients. For further information please contact us: auftragsanalysen@psychologie.uzh.ch
