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

question 91

Multiple Choice

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 statements is correct regarding the following null hypothesis?
H₀: D₁ and D₂ are identical probability distributions.

• A)We reject H₀ and conclude there is very strong evidence that the median value of the first sample significantly differs from the median value of the second sample.
• B)We reject H₀ and conclude there is very strong evidence that the median value of the first sample is significantly less than the median value of the second sample.
• C)We do not reject H₀ and conclude there is not sufficient evidence that the median value of the first sample is significantly less than the median value of the second sample.
• D)We failed to reject H₀ and conclude there is insufficient evidence to conclude that the median value of the first sample is not significantly different from the median value of the second sample.
• E)We failed to reject H₀ and conclude there is very strong evidence that the median value of the first sample is significantly greater than the median value of the second samplE.

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