Awwal Adejumobi, and Mojeed A. Yunusa. “Some Improved Class of Ratio Estimators for Finite Population Variance With the Use of Known Parameters”. LC International Journal of STEM (ISSN: 2708-7123) 3, no. 3 (October 6, 2022): 35-45. Accessed April 19, 2024. https://lcjstem.com/index.php/jstem/article/view/142.