AJENG WAHYUNI; YUNAITA RAHMAWATI; MAULIDA NURHIDAYATI; MUHTADIN AMRI. Are We Measuring Ability or Guessing?: CTT and IRT Evidence from a Multiple-Choice Assessment in Econometric Test. Hipotenusa: Journal of Mathematical Society, [S. l.], v. 8, n. 1, p. 104–116, 2026. DOI: 10.18326/hipotenusa.v8i1.7088. Disponível em: https://ejournal.uinsalatiga.ac.id/index.php/hipotenusa/article/view/7088. Acesso em: 5 jul. 2026.