PENERAPAN METODE REGRESI LINEAR BERGANDA TERHADAP PENDAPATAN DAN KEUNTUNGAN HARIAN PADA PENJUALAN JAJANAN PASAR DENGAN SOFTWARE SPSS: APPLICATION OF MULTIPLE LINEAR REGRESSION METHOD ON DAILY INCOME AND PROFIT ON THE SALES OF SNACK MARKETS WITH SPSS SOFTWARE. Fraction: Jurnal Teori dan Terapan Matematika, [S. l.], v. 1, n. 1, p. 18–25, 2021. DOI: 10.33019/fraction.v1i1.3. Disponível em: https://update.fraction.ubb.ac.id/index.php/fraction/article/view/3. Acesso em: 18 apr. 2026.