To Use the Wilcoxon Rank Sum Test as a Test

question 3

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:

Production Possibilities Curve

A visual diagram displaying the highest achievable production combinations of two products or services within an economy, assuming all resources are used completely and effectively.

Consumer Goods

Products that are purchased by consumers for personal or household use, as opposed to goods used by businesses to produce other goods.

Capital Goods

Long-lasting goods acquired or manufactured by a business that are used in the production of other goods or services, rather than being sold to consumers.

Opportunity Cost

The expense incurred by not selecting the second-best choice available when deciding between multiple options.