8 years ago
Why Polls Have Been Wrong Recently
The polling industry has been hit hard by high-profile misfires in recent years. Pollsters got last November’s Kentucky governor’s race wrong, as they did the 2014 midterm elections. They have missed predictions in elections in Israel and Britain. But exactly why the polls err often remains a mystery. Potential sources for error abound.
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http://www.nytimes.com
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