To Use the Wilcoxon Rank Sum Test as a Test

question 126

Multiple Choice

To use the Wilcoxon Rank Sum Test as a test for location,you must assume that

• A)the obtained data are either ranks or numerical measurements that will be converted to combined ranks.
• B)both samples are randomly and independently drawn from their respective populations.
• C)both underlying populations from which the samples were drawn are equivalent in shape and dispersion.
• D)All the above.

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Definitions:

Consumer Spending

The total value of goods and services purchased by households during a specific period, an important component of a country's gross domestic product (GDP).

2001 Recession

A brief economic downturn that occurred in the United States in 2001, marked by a decrease in GDP and triggered by the burst of the dot-com bubble.

Federal Government

The national government of a federated state, which is responsible for certain functions such as defense and monetary policy.

Inflation

The growth rate in the general cost of goods and services, causing a downturn in the power to make purchases.