SANNI, O. O. M.; IKOBA, N. A.; ADEGBOYE, O. S. Modified Methods of Computing Some Descriptive Statistics for Grouped Data. Benin Journal of Statistics, [S. l.], v. 4, n. 1, p. 114– 134, 2021. Disponível em: https://bjs-uniben.org/index.php/home/article/view/48. Acesso em: 22 apr. 2026.