A Gasoline Distributor Wonders Whether an Individual's Income Level Influences $\alpha$

question 77

Multiple Choice

A gasoline distributor wonders whether an individual's income level influences the grade of gasoline purchased. The following is a contingency table from a random sample of 300 individuals: Using $\alpha$ =.01, critical chi-square value is ___.

• A) 15.09
• B) 7.88
• C) 9.21
• D) 16.81
• E) 17.89

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Definitions:

Court Order

A legal document issued by a judge or court that requires or prohibits specific actions by the parties involved.

Consent

The voluntary agreement to or approval of what is done or proposed by another; an essential element of contracts.

Scienter

A legal term referring to the knowledge of wrongdoing, especially with intent to deceive or defraud.

Securities Exchange Act

A U.S. federal law regulating the trading of securities, such as stocks and bonds, in order to protect investors from fraudulent practices.