A Wine Magazine Wants to Know If Chefs Can Tell

question 24

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. The estimate of the population proportion of plus signs is ________.

• A) 0.944
• B) 0.50
• C) 0.056
• D) None of these choices is correct.

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Definitions:

Premenstrual Syndrome

A group of symptoms that occur in women, typically between ovulation and a period.

Reproductive Condition

The state or health of an organism's reproductive systems and its ability to reproduce.

Nervous System

The network of nerve cells and fibers that transmits nerve impulses between parts of the body, coordinating actions and sensory information.

Reproductive Condition

A state or quality of an organism’s reproductive system, which can affect its ability to produce offspring.