Exhibit 9-7

question 24

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.Which of the following should be used to develop the null and alternative hypotheses to test this claim?

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Definitions:

Syntactic Stage

A phase in language development in which a child begins to grasp grammatical structures and rules.

Babbling Stage

A stage in child language acquisition, during which an infant begins to produce sounds of speech, often in repetitive phonetic patterns.

Linguistic Determinism

The hypothesis that language determines the way we think and perceive the world.

Social Status

The position or rank of a person or group within the hierarchy of a society, often determined by wealth, occupation, education, or family lineage.