[1]
Carvalho, M.J. and Freitas, A. 2016. Knowledge level in conditional probability and independence of events: a study case in the portuguese high school. Revista Latinoamericana de Investigación en Matemática Educativa. 19, 1 (Mar. 2016), 41–69. DOI:https://doi.org/10.12802/relime.13.1912.