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Shamsuddeen Ahmad Sabo , O.O Ishaq , Abdulhameed Ado Osi , Ahmed Shuaibu, Ibrahim Zakariyya Musa , Abdulmutallib Adamu Digawa , Chandrapal Singh Chouhan. IMPROVED RATIO-TYPE ESTIMATORS FOR POPULATION MEAN UNDER SIMPLE RANDOM SAMPLING. Journal of Computational Analysis and Applications (JoCAAA) [Internet]. 2025 Feb. 11 [cited 2025 Feb. 22];34(2):81-103. Available from: https://eudoxuspress.com/index.php/pub/article/view/1924