In a Wilcoxon Matched-Pairs Signed Rank Test with 20 Matched-Pairs

question 9

Multiple Choice

In a Wilcoxon matched-pairs signed rank test with 20 matched-pairs of observations, the observed value of the T statistic based on sample data is 76.33.The corresponding observed z-value is ___________.

• A)−1.79
• B)−2.07
• C)−1.70
• D)−1.59
• E)−1.07

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