MethodsMay 15, 2017

What Low Response Rates Mean for Telephone Surveys

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

MethodsMay 12, 2017

How can a survey of 1,000 people tell you what the whole U.S. thinks?

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.

MethodsMay 12, 2017

Video Explainer: Understanding random sampling for public opinion surveys

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.

Media & NewsMay 10, 2017

Americans’ Attitudes About the News Media Deeply Divided Along Partisan Lines

Today, roughly nine-in-ten Democrats say news media criticism helps keep leaders in line, while only about four-in-ten Republicans say the same.

MethodsMay 4, 2017

Q&A: Political polls and the 2016 election

Courtney Kennedy of Pew Research Center, who chaired survey researchers organization AAPOR’s task force on political polling in the 2016 U.S. elections, discuss the group’s findings and recommendations.

MethodsMarch 31, 2017

Are Telephone Polls Understating Support for Trump?

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.

Pew Research CenterMarch 1, 2017

How to access Pew Research Center survey data

Pew Research Center makes most its datasets available for download once all reporting has been completed for a given study. Here’s how to find and access our data.

MethodsFebruary 23, 2017

Q&A with Solomon Messing of Pew Research Center’s Data Labs

A conversation with the director of the Center’s Data Labs team on their new report on congressional communications and the uses and misuses of “big data.”

MethodsFebruary 16, 2017

A basic question when reading a poll: Does it include or exclude nonvoters?

Opinion polls in the U.S. can address the same topic yet reach very different results. There are several reasons this can happen, but we tackle one of the most basic: Did the poll include or exclude the 45% who didn’t vote in November?

Media & NewsJanuary 18, 2017

Trump, Clinton Voters Divided in Their Main Source for Election News

Trump voters named one source more than any other as their main source of election news, whereas Clinton voters were spread across an array of sources.