2 papers
stat.ME2026
Propensity Score Methods for Local Test Score Equating: Stratification and Inverse Probability Weighting
Gabriel Wallin, Marie Wiberg
In test equating, ensuring score comparability across different test forms is crucial but particularly challenging when test groups are non-equivalent and no anchor test is availab…
stat.ML2024
Introducing Flexible Monotone Multiple Choice Item Response Theory Models and Bit Scales
Joakim Wallmark, Maria Josefsson, Marie Wiberg
Item Response Theory (IRT) is a powerful statistical approach for evaluating test items and determining test taker abilities through response analysis. An IRT model that better fit…