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Mathematics 18 Online
OpenStudy (anonymous):

A television studio hires a research group to determine if a pilot for a new sitcom will be a hit with television viewers. Which is the best situation to find a random sample? a.give out free tickets to see the new sitcom at a park near the studio b. send surveys to every thousandth person in the phone book c. give out free tickets to see the new sitcom in every copy of a television magazine d. give out tickets to see the new sitcom to 600 graduating seniors

OpenStudy (anonymous):

Can you eliminate any of these sample groups as biased? Which group seems most like the viewing public at large?

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