Iheanyichukwu Ph.D. NB, Amadioha DA. SOURCES OF VARIANCE COMPONENT IN DETERMINING RELIABILITY OF WEST AFRICAN EXAMINATION COUNCIL ESSAY QUESTIONS IN PHYSICS USING THE GENERALIZABILITY THEORY. Interdisciplinary Journal of Education and Humanities [Internet]. 2024 Nov. 28 [cited 2025 Apr. 4];11(4):1-7. Available from: https://sadijournals.org/index.php/ijeh/article/view/944