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Salviati

(6,008 posts)
9. What do you think polling companies are paid to do?
Sat Apr 27, 2013, 07:18 PM
Apr 2013

do you really think that when they want what the public thinks on an issue that they call 300 million people and ask them what they each think?

http://en.wikipedia.org/wiki/Sampling_(statistics)
http://en.wikipedia.org/wiki/Statistical_sample
http://en.wikipedia.org/wiki/Sample_size

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