Turnip, M.D., Pasaribu, F.T. and Nusantara, D.S. 2025. Exploration of students’ errors in solving PISA problems on the uncertainty and data content. Eureka: Journal of Educational Research. 4, 1 (Dec. 2025), 85–93. DOI:https://doi.org/10.56773/ejer.v4i1.93.