To Measure Satisfaction with Its Cell Phone Service, AT&T Takes

question 111

Multiple Choice

To measure satisfaction with its cell phone service, AT&T takes a stratified sample of its customers by age, gender, and location. Which is an advantage of this type of sampling, as opposed to other sampling methods?

• A)It is less intrusive on customers' privacy.
• B)It does not require random numbers.
• C)It gives faster results.
• D)It can give more accurate results.

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A school of thought that suggests laws are created and enforced by the judiciary based on social interests and public policy rather than merely by applying existing legal rules.

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