In a Wilcoxon Signed Rank Sum Test,the Test Statistic Is $\neq$

question 98

Multiple Choice

In a Wilcoxon signed rank sum test,the test statistic is calculated as T = 75.If there are n = 15 observations for which D $\neq$ 0,and a two-tail 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.