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Articles on Polling

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A voter exits a polling location on Election Day, Nov. 3, 2020 in Fort Worth, Texas. Tom Pennington/Getty Images

Election polls in 2020 produced ‘error of unusual magnitude,’ expert panel finds, without pinpointing cause

A task force of polling experts found surveys notably understated support for Donald Trump, both nationally and at the state level. Here’s what may have gone wrong, according to a polling historian.
Biden supporters in Philadelphia celebrate when his win – with a much smaller margin than predicted by polls – was projected by news outlets on Nov. 7, 2020. Chris McGrath/Getty Images

Survey experts have yet to figure out what caused the most significant polling error in 40 years in Trump-Biden race

Stung by their failure to accurately predict the outcome of the 2020 presidential election, pollsters collectively went off to figure out what went wrong. They have yet to figure out what or why.

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