A Researcher Hypothesizes That People, on Average, Spend More Money

question 30

Multiple Choice

A researcher hypothesizes that people, on average, spend more money a week on gasoline than on food or clothing. She conducts a one-way ANOVA involving Gasoline (M = $51.40) , Food (M = $24.57) and Clothing (M = $18.29) . If she makes the decision to reject the null hypothesis, what is the MOST specific conclusion she can draw?

• A) Money spent varies as a function of type of expense.
• B) Money spent on gasoline is greater than food or clothing.
• C) The money spent on the three expenses are all different from each other.
• D) The analysis supports the research hypothesis.

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Definitions:

Strategies

Plans or methods developed to achieve a goal or solve a problem.

Nash Equilibrium

A concept within game theory where no participant can gain by unilaterally changing their strategy if the strategies of the others remain unchanged.

Optimal Strategy

The best or most efficient course of action to achieve a specific goal or maximize a particular set of outcomes under given conditions.

Nash Equilibrium

A concept in game theory where no player can benefit by changing strategies if the other players keep their strategies unchanged.