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Sonja Hahn
Researcher
Sebastian GombertCo-authorship / ResearcherLeon CamusCo-authorship / ResearcherHendrik DrachslerCo-authorship / ResearcherUlf KroehneCo-authorship / ResearcherLongwei CongCo-authorship / ResearcherTopicComputation and LanguageWorks on / 14115 worksPaperA comparison of efficient permutation tests for unbalanced ANOVA in two by two designs--and their behavior under heteroscedasticityAuthorship / preprint / 2013PaperEstimating LLM Grading Ability and Response Difficulty in Automatic Short Answer Grading via Item Response TheoryAuthorship / preprint / 2026