A Wine Magazine Wants to Know If Chefs Can Tell

question 97

Multiple Choice

A wine magazine wants to know if chefs can tell the difference between duck liver pâté and wet dog food. Eighteen chefs were asked to rate both the pâté and dog food on a scale from 1 to 5, with 1 corresponding to "inedible" and 5 to "very tasty." The results are shown in the following table. Using the p-value approach and α = 0.05, the appropriate conclusion is ________.

• A) do not reject the null hypothesis; we cannot conclude chefs have a preference between pâté and dog food
• B) reject the null hypothesis; we can conclude chefs have a preference between pâté and dog food
• C) reject the null hypothesis; we cannot conclude chefs have a preference between pâté and dog food
• D) do not reject the null hypothesis; we can conclude chefs have a preference between pâté and dog food

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Definitions:

Heritable

Referring to traits or characteristics that can be passed from parents to their offspring through genes.

Sensation Seeking

A personality trait defined by the search for experiences and feelings that are varied, novel, complex, and intense, and by the readiness to take physical, social, legal, and financial risks for the sake of such experiences.

Genetic Expression

The process by which information from a gene is used to direct the synthesis of proteins or to produce a functional gene product, influencing an organism's characteristics.

Social Environment

The immediate physical and social setting in which people live or in which something happens or develops. It includes the culture that the individual was educated or lives in, and the people and institutions with whom they interact.