REDUCING BIAS IN PREDICTING POVERTY PERCENTAGE AT THE VILLAGE LEVEL IN BENGKULU CITY USING SMALL AREA ESTIMATION - Sunandi, Etis; Novianti, Pepi; Hidayati, Nurul; Permatasari, Anggun; Saputri, Alya; Firlian, Lutfiah; Asmuyana, Indah Srilita (BAREKENG: Jurnal Ilmu Matematika dan Terapan, 2026)