has part is about has_specified_input has_specified_output achieves_planned_objective has quality has value data set data transformation test of association between categorical variables false positive rate hypergeometric distribution Fisher's exact test 2 5 2 1 Orlaith Burke Alejandra Gonzalez-Beltran Fisher's exact test is a statistical test used to determine if there are nonrandom associations between two categorical variables. Philippe Rocca-Serra duplicate with OBI_0200176. so either MIREOT and add metadata and axioms or move from OBI fisher.test(x) function, where x is a matrix http://mathworld.wolfram.com/FishersExactTest.html scipy.stats.fisher_exact(table, alternative='two-sided') http://docs.scipy.org/doc/scipy/reference/generated/scipy.stats.fisher_exact.html#scipy.stats.fisher_exact source: https://github.com/scipy/scipy/blob/v0.15.1/scipy/stats/stats.py#L2485 study group population size association between categorical variables testing objective contingency table study group population specifying null and alternate hypothesis categorical variable p-value ready for release