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:

Alcohol

A psychoactive substance found in beverages such as beer, wine, and spirits, known for its effects on the central nervous system.

Depressants

A category of drugs that reduce neural activity and slow down the functions of the brain and body.

Psychoactive Drugs

Substances that change brain function, resulting in alterations in perception, mood, consciousness, cognition, or behavior.

Stimulants

Psychoactive drugs, including caffeine, nicotine, amphetamines, and cocaine, that increase the central nervous system’s activity.