Relatore Prof.ssa Justyna Brzezińska - University of Economics in Katowice (Poland)
Data 17 ottobre 2024 – 12:00 – 13:00
Luogo Aula 202 - Dipartimento di Economia
Abstract
Item Response Models are one of statistical method that allow to measure unobserved construct and provide information on a measurement tool, as well as respondent’s ability level. We present the idea of IRT, basic assumptions for unidimensional IRT models, parameters estimation method and graphical presentation if form of ICC and IIF. We also present R libraries and examples of IRT application in economic research.
Organizzazione Silvia Pandolfi
Locandina (in formato pdf)