Professional Sample Surveys Use Careful Random Samples, Usually by Randomly

question 5

Multiple Choice

Professional sample surveys use careful random samples, usually by randomly dialing telephone numbers, to come close to an SRS. But the results that a sample survey actually obtains may be strongly biased because

• A) the typical sample size of 1000 or 1500 people is too small.
• B) the margin of error is too large.
• C) surveys report only what their sponsors want to hear.
• D) many people refuse to respond to telephone surveys.

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Definitions:

Public Decision-making

The process through which decisions are made by public officials or bodies, representing the interests of the public in governmental or community affairs.

Employment-at-will Doctrine

A legal principle that allows employers to terminate employees at any time without reason, as long as the dismissal does not violate specific legal protections.

Legally Enforceable

A term or condition within a contract or agreement that is recognized by law and can be upheld in a court of law.

Union Contract

A legal agreement between a labor union and an employer outlining the terms of employment, working conditions, wages, and other rights and responsibilities.