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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
An airline is considering changing the color scheme of its planes' interiors.A focus group of 220 people was asked which color scheme they preferred.Of those who expressed a preference,87 preferred the new color scheme,while 121 preferred the old.
-Is there sufficient evidence to reject the null hypothesis of no preference against a two-sided alternative?
Market Price
The current market price for purchasing or selling goods or services.
Opportunity Cost
The benefit lost when one decision is made over another, effectively the cost of forgoing the next best alternative.
Park Construction
The process of designing, planning, and building an area of land with recreational facilities, natural elements, and landscaping intended for public use.
Necessary Increase
An essential rise in quantity or capacity required to meet a specific need or to maintain equilibrium.
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