Analysis of the teaching of dispersion measures in secondary school textbooks. Advances of Research in Mathematics Education, [S. l.], n. 16, p. 86–102, 2019. DOI: 10.35763/aiem.v0i16.232. Disponível em: https://aiem.es/aiem/article/view/3920. Acesso em: 20 may. 2026.