Choose the non-parametric tests among the following :
(A) Mann-Whitney test
(B) Pearson correlation
(C) Spearman's rank correlation
(D) t-test
(E) The Wilcoxon signed-rank test
Choose the correct answer from the options given below :
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Remember these common parametric/non-parametric pairs:
- Independent t-test \(\leftrightarrow\) Mann-Whitney U test
- Paired t-test \(\leftrightarrow\) Wilcoxon signed-rank test
- Pearson correlation \(\leftrightarrow\) Spearman's rank correlation