Which Statement Is False About the Wilcoxon Signed-Ranks Test

question 49

Multiple Choice

Which statement is false about the Wilcoxon signed-ranks test?

• A)It is used for testing a claim that a population of matched pairs has the property that the matched pairs have differences with a median equal to zero.
• B)It is used for testing a claim that a single population of individual values has a median equal to some claimed value.
• C)It is used for testing a claim that a single population of individual values has a mean equal to some claimed value.
• D)It is a nonparametric test.

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Definitions:

Price Elasticity

A measure of how the quantity demanded or supplied of a good changes in response to a change in its price, indicating the sensitivity of consumers or producers to price changes.

Elastic

Describing a situation where the demand or supply for a product responds significantly to changes in price.

OPEC

The Organization of the Petroleum Exporting Countries, an intergovernmental organization of 13 oil-producing nations that collaborate to manage the supply and set the price of oil.

Elastic

Describes a situation where the quantity demanded or supplied of a good or service significantly changes in response to a change in price.