“PERBANDINGAN PREDIKSI PRODUKSI TIMAH MENGGUNAKAN MODEL SIMPLE MOVING AVERAGES, WEIGHTED MOVING AVERAGES DAN DATA AKTUAL DI PROVINSI KEPULAUAN BANGKA BELITUNG: COMPARISON PREDICTION OF TIN PRODUCTION USING SIMPLE MOVING AVERAGES MODELS, WEIGHTED MOVING AVERAGES AND ACTUAL DATA IN BANGKA BELITUNG ISLANDS PROVINCE”. Fraction: Jurnal Teori dan Terapan Matematika 3, no. 1 (June 21, 2023): 29–35. Accessed March 30, 2026. https://fraction.ubb.ac.id/index.php/fraction/article/view/40.