In a Simple Random Sample of 75 Working Adults in a City

question 37

Multiple Choice

In a simple random sample of 75 working adults in a city in Virginia, the average commute time for these workers was 23.65 minutes. The standard deviation from this sample was 18.50 minutes. A 95% confidence interval for the mean commute time for all adult workers in this city is approximately

• A) 18.50 ± 2.73.
• B) 18.50 ± 5.46.
• C) 23.65 ± 4.187.
• D) 23.65 ± 2.136.

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Definitions:

Legitimacy

The quality of being justified, acceptable, or in accordance with recognized principles or standards.

Discredit

To harm the reputation or credibility of someone or something, often by providing evidence of wrongdoing.

Formal Authority

It is the right granted to individuals within organizations to make decisions, give orders, and enforce obedience based on their position or role.

Legitimate Power

Authority that is recognized and accepted by others due to a person's position or role.