Publications Archives - Pew Research Center Methods

PublicationsJuly 16, 2019

International polling provides information about how people in different countries are thinking about issues like immigration, technology, religion, you name it. But polling in different parts of the world can be very challenging, because what works in one country may not work in a different country.

PublicationsMay 9, 2019

when designing an online survey questionnaire, there is more than one way to ask a respondent to select which options in a series applies to them.

PublicationsFebruary 27, 2019

Pew Research Center’s American Trends Panel (ATP) is now the Center’s principal source of data for U.S. public opinion research.

PublicationsOctober 9, 2018

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.

PublicationsAugust 6, 2018

Our latest Methods 101 video explores some of the ways these surveys differ from traditional probability-based polls.

PublicationsMarch 21, 2018

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.

PublicationsFebruary 15, 2018

A new analysis demystifies voter files, the widely-used and comprehensive digital databases used to better understand the U.S. electorate.

PublicationsJanuary 26, 2018

A growing share of polling is conducted with online opt-in, or nonprobability, samples. This trend has raised some concern within the industry because, while low participation rates pose a challenge for all surveys, the online opt-in variety face additional hurdles.

PublicationsMay 15, 2017

Telephone polls still provide accurate data on a wide range of social, demographic and political variables, but some weaknesses persist.

PublicationsMay 12, 2017

The first video in our "Methods 101" series is about random sampling, a concept that undergirds all probability-based survey research. Here's how it works.

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