The Monthly Amounts Spent for Food by Families of Four

question 2

Multiple Choice

The monthly amounts spent for food by families of four receiving food stamps approximates a symmetrical,normal distribution. The sample mean is $150 and the standard deviation is $20. Using the Empirical rule,about 95% of the monthly food expenditures are between what two amounts?

• A)$100 and $200
• B)$85 and $105
• C)$205 and $220
• D)$110 and $190

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Definitions:

Mass Media

Various forms of media, including television, radio, newspapers, and the Internet, that reach large audiences and have a significant influence on public opinion and culture.

Correlation Function

Media’s role in filtering and making comprehensible the huge daily volume of news stories and issues.

Postmodern Societies

Societies characterized by skepticism towards grand narratives and ideologies, embracing pluralism, diversity, and the questioning of traditional values.

Simulation

The act of imitating or simulating a real-life process, system, or condition, often for study, training, or testing purposes.