TY - JOUR AU - Letón, Emilio AU - Zuluaga Arias, María del Pilar PY - 2007 DO - 10.1080/03610920601041556 SN - 0361-0926 UR - https://hdl.handle.net/20.500.14352/51428 T2 - Communications in Statistics - Theory and Methods AB - Recently, some papers have been appearing that have noticed some mistakes in the calculations in the statistical software in simple and classical tests (Wilcoxon-Mann-Whitney and Log-Rank). This article examines the variance formulas for the Kendall... LA - eng M2 - 927 PB - Taylor & Francis KW - Association KW - Nonparametric tests KW - Ordered alternatives KW - Ordinal variables. Engineering controlled terms: Approximation theory KW - Computational complexity KW - Computer software KW - OptimizationEngineering uncontrolled terms: Association KW - Ordinal variablesEngineering main heading: Statistical tests TI - A note on the variances of the tests of Kendall, Jonckheere, and Terpstra TY - journal article VL - 36 ER -