PAN, Huimin. Logistic Regression for Customer Churn Analysis: The Role of Data Proportion and Class Balancing in Model Performance. Finance & Economics, [S. l.], v. 3, n. 5, p. 7392, 2025. DOI: 10.61173/x28wbd81. Disponível em: https://fe.deanfrancis.press/article/view/447. Acesso em: 4 nov. 2026.