The Pearson Correlation Is Calculated for a Sample of N

question 31

Multiple Choice

The Pearson correlation is calculated for a sample of n = 20 individuals.If a hypothesis test is used to determine whether the correlation is significant,what df value would be used for the t statistic?

• A)18
• B)19
• C)20
• D)21

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Definitions:

Satisfaction Levels

A measure of how goods or services meet or surpass customers' expectations.

Indifference Curve

A graph that shows a combination of two goods that give a consumer equal satisfaction and utility, representing their preferences.

Equal Satisfaction

A principle in consumer choice theory that suggests consumers allocate their resources to maximize satisfaction or utility.

Indifference

A state where a consumer has no preference between two or more choices.