Exhibit 11-2
Last School Year, the Student Body of a Local

question 28

Multiple Choice

Exhibit 11-2
Last school year, the student body of a local university consisted of 30% freshmen, 24% sophomores, 26% juniors, and 20% seniors. A sample of 300 students taken from this year's student body showed the following number of students in each classification.
$\begin{array}{ll}\text { Freshmen } & 83 \\\text { Sophomores } & 68 \\\text { Juniors } & 85 \\\text { Seniors } & 64\end{array}$ We are interested in determining whether or not there has been a significant change in the classifications between the last school year and this school year.
-Refer to Exhibit 11-2. At 95% confidence, the null hypothesis

• A) should not be rejected
• B) should be rejected
• C) was designed wrong
• D) None of these alternatives is correct.

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Trade Deficit

Occurs when a country's imports exceed its exports during a given time period, leading to an outflow of domestic currency to foreign markets.

Underwood Tariff

An early 20th-century legislative act that substantially reduced tariffs in the United States, aimed at lowering consumer costs and promoting free trade.

Republican Administrations

Refers to periods of governance in the United States when the executive branch is controlled by the Republican Party, typically characterized by certain fiscal, social, and foreign policies.

Trade Deficits

The economic condition that occurs when a country imports more goods and services than it exports, resulting in a negative balance of trade.