A Researcher Wants to Conduct a Significance Test for the Correlation

question 61

Multiple Choice

A researcher wants to conduct a significance test for the correlation between extraversion and happiness. What is the null hypothesis in this analysis?

• A) Extraversion is positively correlated with happiness.
• B) Extraversion is negatively correlated with happiness.
• C) Extraversion is the same construct as happiness.
• D) Extraversion is uncorrelated with happiness.

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Definitions:

Collateral Contract

A secondary agreement made in addition to a primary contract, which induces a party to enter into the primary contract.

Leading Object Rule

A legal principle in contract law used to determine whether a promise is enforceable under the Statute of Frauds.

Parol Evidence Rule

A legal principle that prohibits the use of oral or extrinsic evidence to contradict, vary, or add to the terms of a written contract.

Collateral Promise

A secondary promise to pay another person's debt only if that person fails to pay.