title: APL programs for P-values in Wilcoxon's one-sample and two-sample tests.
abstract: A description and a listing are made of APL programs which compute one-sided P-values, i.e., probabilities of getting a rank sum smaller than or equal to that observed, in Wilcoxon's one-sample and two-sample tests.
mesh_terms: D003201:Computers; D011336:Probability