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

question 9

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 $\alpha$ = .05,observed chi-square value is ______________.

• A) 15.79
• B) 4.44
• C) 32.89
• D) 51.79
• E) 5.79

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Definitions:

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The act of closely observing or tracking activities, changes, or performances, often using tools or software, for purposes like security, quality control, or data collection.

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