Exhibit 9-7

question 14

Multiple Choice

Exhibit 9-7.Vermont-based Green Mountain Coffee Roasters dominates the market for single-serve coffee in the United States,with its subsidiary Keurig accounting for approximately 70% of sales ("Rivals Try to Loosen Keurig's Grip on Single-Serve Coffee Market," Chicago Tribune,February 26,2011) .But Keurig's patent on K-cups,the plastic pods used to brew the coffee,is expected to expire in 2012,allowing other companies to better compete.Suppose a potential competitor has been conducting blind taste tests on its blend and finds that 47% of consumers strongly prefer its French Roast to that of Green Mountain Coffee Roasters.After tweaking its recipe,the competitor conducts a test with 144 tasters,of which 72 prefer its blend.The competitor claims that its new blend is preferred by more than 47% of consumers to Green Mountain Coffee Roasters' French Roast. Refer to Exhibit 9-7.What critical value should be used to test this claim at the 1% significance level?

• A)2.326
• B)2.353
• C)2.576
• D)2.610

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Definitions:

Schizophrenia

A serious mental illness marked by altered cognition, perceptions, feelings, speech, self-awareness, and actions.

Monozygotic Twins

Identical twins that result from a single fertilized egg splitting and developing into two individuals with virtually identical genetic makeup.

Biological Parents

The parents who contributed their genetic material to the birth of a child.

Delusional Disorder

A psychiatric condition marked by the presence of non-bizarre delusions without other significant psychotic symptoms.