Use the Wilcoxon Rank-Sum Approach to Test the Claim That

question 35

Essay

Use the Wilcoxon rank-sum approach to test the claim that the two independent sample student_
grade averages at two colleges come from populations with equal medians. The sample data is
listed below. Use a 0.05 level of significance, and assume that the samples were randomly
selected. $$\begin{array} { c c c c c c c c c c c c } \text { College A } & 3.2 & 4.0 & 2.4 & 2.6 & 2.0 & 1.8 & 1.3 & 0.0 & 0.5 & 1.4 & 2.9 \\\hline \text { College B } & 2.4 & 1.9 & 0.3 & 0.8 & 2.8 & 3.0 & 3.1 & 3.1 & 3.1 & 3.5 & 3.5\end{array}$$

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Definitions:

Aggregate Demand

Totality of demand for all goods and services in an economy, pegged at a given broad price level for a particular timeframe.

Taxes

Compulsory financial charges or some other type of levy imposed upon a taxpayer by a governmental organization in order to fund government spending and various public expenditures.

Unemployment

A situation where individuals who are capable of working and are seeking work are unable to find employment.

Natural Rate of Unemployment

The level of unemployment that exists when the labor market is in equilibrium, including frictional and structural unemployment but not cyclical unemployment.