Kayuni, Emmanuel Nestory. “When to Use T-Test, ANOVA, ANCOVA, MANOVA, and MANCOVA: A Step-by-Step Guide for Novice Educational Researchers”. Journal of Research, Innovation, and Strategies for Education (RISE) 3, no. 6 (October 25, 2026): 88–98. Accessed October 25, 2026. https://rise.teknologi.edu.my/index.php/journal/article/view/211.