In a Wilcoxon Signed Rank Sum Test for Matched Pairs

question 67

Multiple Choice

In a Wilcoxon signed rank sum test for matched pairs with n = 35, the rank sums of the positive and negative differences are 380 and 225, respectively. The value of the standardised test statistic z is:

• A) 1.689.
• B) 1.065.
• C) 1.206.
• D) 1.400.

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