The notion of predicting the outcome of a presidential election by using a public survey is centuries old, but the procedures employed have advanced over time.
Today, “elections and polling are so intertwined that it is hard to imagine one without the other. Poll numbers provide fodder for media coverage and election predictions, they shape candidate and voter behavior, and they are the basis of interpreting the meaning of election outcomes,” D. Sunshine Hillygus observed in Public Opinion Quarterly.
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