Poonputta, A. and Sarnkong, R. 2024. Improving the statistical competence and collaborative skills of preservice teachers through learning by teaching and project-based learning. International Journal of Innovative Research and Scientific Studies. 7, 4 (Aug. 2024), 1542–1550. DOI:https://doi.org/10.53894/ijirss.v7i4.3453.