Rosa Salsabila Azarine, Septrina Kiki Arisandi, Fadhilah Fitri and Yenni Kurniawati 2025. Comparison of Kernel and Spline Nonparametric Regression (Case Study: Food Security Index of Jambi Province 2023). UNP Journal of Statistics and Data Science. 3, 3 (Aug. 2025), 315–323. DOI:https://doi.org/10.24036/ujsds/vol3-iss3/397.