Eliza Margareth Pangaribuan, Santa Ceacilia Br Tarigan, Sintya Ester Z Berutu, & Claudia Nainggolan. (2026). Comparison of Male and Female Per Capita Expenditure in North Sumatra in 2025 Using the Maximum Likelihood Estimation Method. INTERDISIPLIN: Journal of Qualitative and Quantitative Research, 3(4), 237–248. https://doi.org/10.61166/interdisiplin.v3i4.156