MethodsMay 11, 2016

The challenges of polling Asian Americans

Why aren’t Asian Americans shown as a separate group when differences among whites, blacks and Hispanics are discussed in survey reports? It’s a good question, so we put together a summary of some of the methodological and other issues on accurately polling U.S. Asians.

MethodsMay 2, 2016

What we learned about online nonprobability polls

The advantages of these online surveys are obvious – they are fast and relatively inexpensive, and the technology for them is pervasive. But are they accurate?

Pew Research CenterJanuary 7, 2016

Can Likely Voter Models Be Improved?

High-profile polling failures in recent elections have drawn attention to the challenges in using surveys to predict outcomes. Our study examines various methods of determining who is a likely voter.

MethodsJanuary 5, 2016

Pew Research Center will call 75% cellphones for surveys in 2016

We’re making this change to ensure our survey samples properly represent the now roughly half (47%) of U.S. adults who only have a cellphone.

MethodsJuly 21, 2015

The challenges of polling when fewer people are available to be polled

With response rates low and heading lower, how can survey researchers have confidence in their findings? Scott Keeter, director of survey research at Pew Research Center, addresses this issue and related questions.

Pew Research CenterMay 13, 2015

From Telephone to the Web: The Challenge of Mode of Interview Effects in Public Opinion Polls

Among the most striking trends in the field of survey research in the past two decades is the shift from interviewer-administered to self-administered surveys. Fueled by the growth of the internet, self-administration as a survey mode presents a mixture of opportunities and challenges to the field.

Fact TankDecember 22, 2014

14 striking findings from 2014

In 2014, Pew Research Center published more than 150 reports and some 600 blog posts. Here are 14 facts we found particularly striking, as they illustrate some major shifts in our politics, society, habits or families.

Fact TankNovember 24, 2014

Facing challenges, pollsters broaden experiments with new methodologies

Pew Research Center is working to broaden experiments, aimed both at dealing with the problems confronting traditional probability-based polls and taking advantage of opportunities provided by new technologies.

U.S. PoliticsOctober 29, 2014

Registered voters, likely voters, turnout rates: What does it all mean to 2014 election forecasts?

How many Americans are likely to vote, and which voters in the survey are the likely voters? Important as these questions are, there is almost no consensus among the pollsters as to how to identify each of these groups.

Fact TankJuly 28, 2014

Q/A: What the New York Times’ polling decision means

While online survey panels have long been used by market researchers, they’re relatively new in the opinion-research field, and views on them are sharply divided.