Exhibit 11-9
the Results of a Recent Poll on the Preference

question 86

Multiple Choice

Exhibit 11-9
The results of a recent poll on the preference of teenagers regarding the types of music they listen to are shown below.
$$\begin{array} { l c c } &&\text { Teenagers Favoring }\\\text { Music Type } & \text { Teenagers Surveyed } & \text { This Type } \\\text { Pop } & 800 &384 \\\text { Rap } & 900 & 450\\\end{array}$$
-Refer to Exhibit 11-9. The 95% confidence interval for the difference between the two proportions is

• A) 384 to 450
• B) 0.48 to 0.5
• C) 0.028 to 0.068
• D) -0.068 to 0.028

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Definitions:

Metabolic Rate

The rate at which the body uses energy, crucial for processes like breathing, circulating blood, and cell growth.

Obese People

Individuals having a Body Mass Index (BMI) of 30 or higher, indicating a high amount of body fat in relation to height.

Lean Tissue

Body tissue that is composed of muscles, organs, and bones, excluding fat, often associated with overall health and metabolic function.

Eating Disorders

Mental disorders characterized by abnormal or disturbed eating habits, which significantly impact an individual's health and wellbeing.