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Author Topic: poll me  (Read 621 times)

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Plane

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poll me
« on: January 17, 2008, 12:18:14 PM »
?The operation of a poll comes down in the end to a running battle against the sources of bias,? Huff said, such as interviewer effects and faulty samples. ?The battle is never won.?

http://www.msnbc.msn.com/id/22649149/





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