D A, Y. Taiwo B. Analysis of Standard Error of Measurement (SEM) of 2019 West African Senior School Certificate Examination Multiple-Choice Objective Tests in Economics . KJE [Internet]. 2021 Dec. 1 [cited 2026 Mar. 15];2(2):25-33. Available from: https://journals.fukashere.edu.ng/index.php/kje/article/view/643