TY - CPAPER TI - Mathematization Using Functions in Data-based Modelling by Upper Secondary Students AU - Rach, Stefanie AU - Menzel, Marielena AU - Geisler, Sebastian AU - Kosiol, Timo T2 - Proceedings of the International Group for the Psychology of Mathematics Education, Volume 1 PB - Psychology of Mathematics Education (PME) PY - 2026 SP - 1203 EP - 1210 SN - 2790-3648 KW - mathematization KW - data-based modelling KW - real data KW - content knowledge UR - https://www.igpme.org/publications/RR_PME49/rr/rach-mathematization-using-functions-in-data-based-modelling-by-upper-/ ER -