Koshmak, Viktor, Aleksandr Hvatcev, Ina Astahova, and Aleksandr Zuev. “SAMPLES DISTINCTION BY PARAMETRIC AND NONPARAMETRIC STATISTICS IN SPSS”. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference 5 (May 21, 2019): 374–382. Accessed March 11, 2026. https://archive-journals.rtu.lv/sie/article/view/2228.