RUSMAYADI, Muh.; SAMSURIADI; LIDAINI, Lidaini; ISNAWAN, Muhamad Galang; ALSULAMI, Naif Mastoor; PURNAMA, Aditya. The effect of learning intensity on students’ statistics course scores: A multiple regression approach with Ridge regularization. Polyhedron International Journal in Mathematics Education, [S. l.], v. 4, n. 1, p. 75–92, 2026. DOI: 10.59965/pijme.v4i1.294. Disponível em: https://nakiscience.com/index.php/pijme/article/view/294. Acesso em: 17 aug. 2026.