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

question 80

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.
$$\begin{array} { l c c } &&\text { Teenagers Favoring }\\\text { Music Type } & \text { Teenagers Surveyed } & \text { This Type } \\\text { Pop } & 800 &384 \\\text { Rap } & 900 & 450\\\end{array}$$
-We are interested in testing the following hypotheses. H0: P1- P2 ? 0
Ha: P1- P2 > 0
The test statistic Z is computed to be 0.58. The p-value for this test is

• A) 0.7190
• B) 0.2810
• C) 0.5620
• D) 0.5800

---

Definitions:

Empirically

Based on observations or experience rather than theory or pure logic, referring to knowledge acquired through experimentation or practical experience.

Intellectual and Cultural Activities

Engagements and pursuits that enrich the mind and promote cultural growth, such as reading, attending art exhibits, and engaging in scholarly discussions.

Social Respect

The esteem or regard in which an individual or entity is held by the community or social group, often influenced by actions, achievements, or moral standing.

Ethnic Groups

Communities or populations that share common cultural practices, ancestry, language, or beliefs.