A Unified Framework for Jointly modelling Response Times and Item Position Effects in Computer-Based Learning Assessments
Article / Journal
Author(s) / editor(s):
Rosa Fabbricatore
,
Silvia Bacci
,
and Maria Iannario
Year: 2026
Language(s): English
Abstract:
Introduces an extended Bivariate Generalised Linear IRT (B-GLIRT) framework that jointly models item responses, response times, and item position to capture within-person dynamics in ability and speed during tests. The model includes random effects for item- and person-specific variation, addresses ordinal response accuracy, and examines item-position effects to diagnose skill acquisition and latent speed changes. Discusses estimation, identification, and applications to computer-based assessment data.
https://doi.org/10.1080/00273171.2026.2684069
Post created by: Virginia Signorini