SAS PROC IRT and the R mirt Package: A Comparison of Model Parameter Estimation for Multidimensional IRT Models
This study investigates the performance of estimation methods for multidimensional IRT models with dichotomous and polytomous data in two well-known IRT programs: SAS PROC IRT and the mirt package in R. A simulation study was used to compare performance on a simple structure Rasch model, complex str...
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
| Published: |
MDPI AG
2023-05-01
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| Series: | Psych |
| Subjects: | |
| Online Access: | https://www.mdpi.com/2624-8611/5/2/28 |