PRUEKPRAMOOL, C.; JAROENTAKU , N.; SRISUTTIYAKORN , S. Efficiency of Pearson, Spearman and Kendall’s Correlation Coefficients When Data is Non-normal Distributed. An Online Journal of Education, [S. l.], v. 15, n. 2, p. OJED1502040 (16 pages), 2020. DOI: 10.14456/ojed.2020.47. Disponível em: https://so01.tci-thaijo.org/index.php/OJED/article/view/245395. Acesso em: 8 oct. 2026.