Wilcoxon rank sum test signed rank test — Wil·cox·on rank sum test, signed rank test (wil kokґsən) [Frank Wilcoxon, American chemist and statistician, 1892–1962] see rank sum test and signed rank test, under test … Medical dictionary
Wilcoxon rank sum test — rank sum t … Medical dictionary
Student's t-test — A t test is any statistical hypothesis test in which the test statistic follows a Student s t distribution if the null hypothesis is supported. It is most commonly applied when the test statistic would follow a normal distribution if the value of … Wikipedia
Wilcoxon signed-rank test — The Wilcoxon signed rank test is a non parametric alternative to the paired Student s t test for the case of two related samples or repeated measurements on a single sample. The test is named for Frank Wilcoxon (1892 ndash;1965) who, in a single… … Wikipedia
Wilcoxon Test — The Wilcoxon test, which refers to either the Rank Sum test or the Signed Rank test, is a nonparametric test that compares two paired groups. The test essentially calculates the difference between each set of pairs and analyzes these differences … Investment dictionary
Logrank test — In statistics, the logrank test is a hypothesis test to compare the survival distributions of two samples. It is a nonparametric test and appropriate to use when the data are right skewed and censored (technically, the censoring must be non… … Wikipedia
nonparametric test — a statistical test using nonparametric statistics, such as the rank sum test or signed rank test; nonparametric tests are often less powerful than parametric tests but are valid in cases where parametric tests are not … Medical dictionary
Mann-Whitney test — Mann Whit·ney test (manґ hwitґne) [Henry Berthold Mann, Austrian born American mathematician, 1905–2000; Donald Ransom Whitney, American statistician, 1915–2007] rank sum test; see under test … Medical dictionary
Mann-Whitney test — Mann Whitney U test, Mann Whitney Wilcoxon test rank sum t … Medical dictionary
Spearman's rank correlation coefficient — In statistics, Spearman s rank correlation coefficient or Spearman s rho, named after Charles Spearman and often denoted by the Greek letter ho (rho) or as r s, is a non parametric measure of correlation ndash; that is, it assesses how well an… … Wikipedia
