Using the ARIMA Model to Predict the Number of Deaths Classified into Three Age Groups in Diyala Governorate. Journal of Al-Rafidain University College For Sciences ( Print ISSN: 1681-6870 ,Online ISSN: 2790-2293 ), [S. l.], v. 56, n. 1, p. 9–27, 2025. DOI: 10.55562/jrucs.v56i1.2. Disponível em: https://jrucs.iq/index.php/JAUCS/article/view/678. Acesso em: 11 aug. 2026.