Mfonobong E. Umobong and Udeme E. Tommy 2020. Generalizability theory analysis of reliability of scores assigned to students in essay mathematics examinations with marking scheme in Akwa Ibom State . The African Journal of Behavioural and Scale Development Research. 2, 1 (Feb. 2020). DOI:https://doi.org/10.58579/ajbsdr.v2i1.57.