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Refer to the MegaStat/Excel Output for the Wilcoxon Rank Sum

Question 68

Multiple Choice

Refer to the MegaStat/Excel output for the Wilcoxon rank sum test given in the table below. Refer to the MegaStat/Excel output for the Wilcoxon rank sum test given in the table below.   At a significance level of .05, which one of the following rejection point conditions is correct regarding the following null hypothesis? H<sub>0</sub>: D<sub>1</sub> and D<sub>2</sub> are identical probability distributions. A)  Reject H<sub>0</sub> if T ≥ 79 or T ≤ 131. B)  Reject H<sub>0</sub> if T ≥ 131 or T ≤ 83. C)  Reject H<sub>0</sub> if T ≥ 131 or T ≤ 79. D)  Reject H<sub>0</sub> if T ≤ 83 or T ≥ 127. E)  Reject H<sub>0</sub> if T ≤ 79 or T ≥ 127. At a significance level of .05, which one of the following rejection point conditions is correct regarding the following null hypothesis?
H0: D1 and D2 are identical probability distributions.


A) Reject H0 if T ≥ 79 or T ≤ 131.
B) Reject H0 if T ≥ 131 or T ≤ 83.
C) Reject H0 if T ≥ 131 or T ≤ 79.
D) Reject H0 if T ≤ 83 or T ≥ 127.
E) Reject H0 if T ≤ 79 or T ≥ 127.

Correct Answer:

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