A Wine Magazine Wants to Know If Chefs Can Tell

question 102

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. Assuming the sampling distribution of can be approximated by the standard normal distribution, the value of the test statistic is ________.

• A) 3.767
• B) -3.767
• C) 0
• D) None of these choices is correct.

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Definitions:

Broader Social Structure

The complex framework of societal institutions (such as the economy, politics, and social norms) and the relationships between them that shape a society.

Neighbourhood

A geographic area or community within a town or city where people live and interact.

School

An institution for educating children or people at various levels, usually including primary and secondary schools and sometimes tertiary institutions.

Jean Piaget

A Swiss psychologist renowned for his developmental stage theory that children progress through four critical stages of cognitive development.