In a Wilcoxon Signed Rank Test, the Test Statistic Is

question 197

Multiple Choice

In a Wilcoxon signed rank test, the test statistic is calculated as T = 75. If there are n = 15 observations for which the difference is not zero, and a two-tailed test is performed at the 5% significance level, then:

• A) reject the null hypothesis
• B) don't reject the null hypothesis
• C) the test results are inconclusive
• D) perform a parametric test
• E) perform a chi-square test

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