Methods 101: Mode effects
How does the way a poll is conducted influence the answers people give?
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Methods 101: What are nonprobability surveys?
Our latest Methods 101 video explores some of the ways these surveys differ from traditional probability-based polls.
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Video: Can we still trust polls?
Recent events – including the 2016 presidential election and Brexit – have rattled public confidence in polls. But this video explains why well-designed polls can still be trusted and remain an important way to measure public opinion.
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Video: Being Muslim in the U.S.
This video offers a look inside the beliefs and attitudes of Muslims in America; it features data from Pew Research Center’s 2017 survey, as well as the personal stories of Muslims from across the United States.
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Video: How did we identify Twitter bots?
The Pew Research Center set out to better understand how many of the links being shared on Twitter are being promoted by bots rather than humans. Our analysis found that an estimated two-thirds of tweeted links to popular websites are posted by automated accounts – not human beings.
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Methods 101: Survey Question Wording
The second video in Pew Research Center’s Methods 101 series helps explain question wording – a concept at the center of sound public opinion survey research – and why it’s important.
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Video: How do Americans define online harassment?
Americans agree that certain behaviors constitute online harassment, but they are more divided on others.
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Video: How Pew Research Center Conducted Its 2017 Survey of Muslim Americans
In this short video, Pew Research Center researchers explain how they overcame these obstacles to produce the Center’s wide-ranging new survey of 1,001 American Muslims.
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Methods 101: Random Sampling
The first video in Pew Research Center’s Methods 101 series helps explain random sampling – a concept that lies at the heart of all probability-based survey research – and why it’s important.
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Video: How police view their jobs
Here’s how police view their jobs, key issues and recent fatal encounters between blacks and police, according to our new survey of nearly 8,000 sworn officers.
