Fajri Ismail, Mardiah Astuti, and Nurlaila,. 2023. “Teaching Materials Development of Research-Based Learning Evaluation in Education Statistics Subject in The Faculty of Tarbiyah and Teaching Sciences at Raden Fatah State Islamic University of Palembang”. Elementary Education Online 19 (4):967-73. https://ilkogretim-online.org/index.php/pub/article/view/3768.