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Index/Topics/Poll Aggregation Methods

Poll Aggregation Methods

Methods used by poll aggregators like CNN's Poll of Polls and Nate Silver's Silver Bulletin to adjust for house effects and produce smoothed estimates.

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Jan 27, 2026
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How do Fox News Poll results for Trump approval compare historically with other major pollsters (CNN, AP-NORC, WSJ) on the same dates?

Across the sources examined, and polling of viewers routinely report higher approval for than contemporaneous national surveys run by , AP‑NORC and some academic or mainstream outlets; the gap ranges ...