A Marketing Firm Is Interested to Know Whether the Median

question 101

Multiple Choice

A marketing firm is interested to know whether the median age of college students is 21 years. A sample of 80 college students is taken. Thirty of the students were under 21, 45 of the students were over 21, and 10 were 21 years old. The conclusion is that

• A) the median age of college students is significantly different from 21.
• B) the median age of college students is not significantly different from 21.
• C) the median age of college students is significantly older than from 21.
• D) the median age of college students is significantly younger than from 21.

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Definitions:

Critical Thinking

The intellectual discipline of actively and skillfully analyzing, synthesizing, and evaluating information to guide belief or action.

Educated

Having received knowledge or learning through schooling or instruction.

Free Think

The practice of forming opinions based on one's assessment of facts and logic independently of authority or conventional wisdom.

Societies

Groups of people who share common traditions, behaviors, or interests and function under a collective organizational structure.