Sotiboldiyeva Muniraxon Abbosxon qizi, and Orziqulova Zulfizar. 2026. “X2 (CHI KVADRAT) TESTI ”. Ta’lim Innovatsiyasi Va Integratsiyasi 67 (3): 23-26. https://journalss.org/index.php/tal/article/view/25657.