Our analysis of verified voters examines what 2016 voters and nonvoters did in the 2018 midterm elections and offers a detailed portrait of the demographic composition and vote choices of the 2018 electorate.
If a battleground state poll does not adjust for having too many college graduates, it is at risk of overstating support for a Democratic presidential candidate. The Current Population Survey provides high-quality data that can mitigate overrepresentation of college graduates.
The real environment in which polls are conducted bears little resemblance to the idealized settings presented in textbooks.
Those who have not responded to the census so far are likely to be from groups the census previously has struggled to count accurately.
If unauthorized U.S. immigrants aren't counted, 3 states could each lose a seat they otherwise would have had and 3 others each could gain one.
The rise of internet polling makes it more feasible to publish estimates for Asian Americans. But these estimates offer a limited view.
Associate Director for International Research Methods Patrick Moynihan explored the impacts of the coronavirus pandemic on survey research globally as part of an online conference hosted by the Centre for Social Research and Methods at Australian National University.
Our latest Methods 101 video explains the basics of machine learning and how it allows our researchers to analyze data on a large scale.
Our response to the pandemic has included the difficult decision to suspend much of our international survey work until further notice.
The COVID-19 pandemic sent many on the move to places other than their usual residence – and they may not know where or how to be counted.
While survey research in the United States is a year-round undertaking, the public’s focus on polling is never more intense than during the run-up to a presidential election.
Pew Research Center’s American Trends Panel (ATP) is now the Center’s principal source of data for U.S. public opinion research.
A new telephone survey experiment finds that an opinion poll drawn from a commercial voter file produces results similar to those from a sample based on random-digit dialing.
An experiment comparing responses to 27 questions fielded on both a telephone and a web survey found no significant mode differences in overall opinion about Trump or many of his signature policy positions.
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About Pew Research Center Pew Research Center is a nonpartisan fact tank that informs the public about the issues, attitudes and trends shaping the world. It conducts public opinion polling, demographic research, media content analysis and other empirical social science research. Pew Research Center does not take policy positions. It is a subsidiary of The Pew Charitable Trusts.
