THAMIR G. WEERDY; MOHAMMED W. ABASE. Using regression analysis as a method for estimating costs and making decisions. Iraqi Journal for Administrative Sciences, كربلاء، جمهورية العراق, v. 5, n. 21, p. 159–172, 2024. DOI: 10.71207/ijas.v5i21.1963. Disponível em: https://mail.journals.uokerbala.edu.iq/index.php/ijas/article/view/1963. Acesso em: 18 apr. 2026.