<prompt> All of the following are nonparametric test, except:Chi-square testZ-testWilcoxon Rank sum testKruskal-Wallis H test  <response>: Ans. b. Z-testRef: Parks Text book of Preventive and Social Medicine, 24th Ed; Page No-274-75 PARAMETRIC AND NONPARAMETRICTESTS Parametric testsNonparametric testsBased onGaussianNormal distributionsNon-normal distributionsType of dataQuantitativeQualitativeComparesMeans SDPercentage, proportions and fractionsExample. Students Paired t-test. Students Unpaired t-test. ANOVA F-test. Sign test. Chi-square test. Wilcoxon Rank sum test. Wilcoxon signed Rank test 