Use the Wilcoxon Rank Sum Test on the Data Below

question 110

Essay

Use the Wilcoxon rank sum test on the data below to determine at the 5% significance level whether the location of population A is to the left of the location of population B. $$\begin{array} { | l | l | l | l | l | l | } \hline \text { Sample A: } & 75 & 60 & 67 & 54 & 69 \\\hline \text { Sample B: } & 80 & 84 & 100 & 74 & 90 \\\hline\end{array}$$

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Definitions:

Trade Barriers

Restrictions imposed by a government on international trade, often to protect domestic industries from foreign competition.

Foreign Sovereign Immunities Act

U.S. legislation that sets the limitations as to whether a foreign sovereign nation (and its political subdivisions, agencies, or instrumentalities) may be sued in U.S. courts.

U.S. Citizens

Individuals who are legally recognized as members of the United States, either by birth or naturalization, with specific rights and obligations.

GATT

The General Agreement on Tariffs and Trade (GATT) was a multilateral agreement aimed at reducing trade barriers and promoting international trade until it was replaced by the WTO in 1995.