68% of Students at a University Live on Campus

question 29

Multiple Choice

68% of students at a university live on campus. A random sample found that 24 of 40 male students and 43 of 55 of female students live on campus. At the 0.05 level of significance, is there sufficient evidence to support the claim that a difference exists between the proportions of male and female students who live on campus?

• A) Yes, because the test value -20.26 is outside the noncritical region -1.96 < z < 1.96.
• B) No, because the test value -0.96 is inside the noncritical region -1.96 < z < 1.96.
• C) Yes, because the test value -4.21 is outside the noncritical region -1.96 < z < 1.96.
• D) No, because the test value -1.92 is inside the noncritical region -1.96 < z < 1.96.

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Definitions:

Luxury-Goods Spending

The expenditure on products and services that are considered high-quality, prestigious, and often more expensive than necessary.

Consumer Optimism

The tendency of consumers to hold positive expectations about the overall economy or their personal financial situation.

Tightwad

Refers to a person who is extremely unwilling to spend money; often perceived negatively.

Social Stratification

A system by which a society ranks categories of people in a hierarchy based on factors like wealth, income, race, education, and power.