The sign test, or Wilcoxon signed-rank test, is a nonparametric test that can be used to compare two dependent samples when the assumptions for a t test are invalid.
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Q43: A one-sample t-test corresponds to a Kruskal-Wallis
Q50: The critical value is taken from the
Q52: A one-sample t-test is the parametric counterpart
Q53: Kruskal-Wallis test is a nonparametric test that
Q59: The Kruskal-Wallis H test is an extension
Q61: The Wilcoxon signed rank test is a
Q80: The Wilcoxon signed-rank test is a nonparametric
Q104: In a normal approximation to the sign
Q107: A two-sample t test with independent samples
Q115: The z-test approximation to the Wilcoxon signed-rank
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