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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Definitions:

Treasury Stock

Refers to shares that were issued and later reacquired by the issuing corporation, reducing the amount of outstanding stock on the open market.

Capital Gains

The increase in value of an asset or investment above its purchase price, realized upon the sale of the asset.

Treasury Stock

Treasury stock refers to shares that were once in circulation but have been bought back by the issuing company and held in its own treasury.

Contra

A term used in accounting to describe accounts that have an opposite effect on the account they are related to, used to reduce the balance of the original account.