Pew Research CenterJul 26, 2013

Government Surveillance: A Question Wording Experiment

In the wake of leaked information about the government’s telephone and digital surveillance programs last month, public opinion surveys reported a wide range of reactions. For example, a Pew Research Center/Washington Post survey conducted immediately after the revelations found broad support for the program, while a Gallup survey conducted just days later found more […]

Pew Research CenterNov 7, 2012

A Comparison of Results from Surveys by the Pew Research Center and Google Consumer Surveys

As internet use grows– whether through a traditional computer, tablet, gaming device or cell phone – new techniques are being developed to conduct social research and measure people’s behavior and opinion while they are online. The Pew Research Center has been exploring these new techniques for measuring public opinion and critically evaluating how they compare […]

Pew Research CenterMay 15, 2012

Assessing the Representativeness of Public Opinion Surveys

For decades survey research has provided trusted data about political attitudes and voting behavior, the economy, health, education, demography and many other topics. But political and media surveys are facing significant challenges as a consequence of societal and technological changes. It has become increasingly difficult to contact potential respondents and to persuade them to […]

Pew Research CenterNov 22, 2010

The Growing Gap between Landline and Dual Frame Election Polls; Republican Vote Share Bigger in Landline-Only Surveys

A new analysis of Pew Research Center pre-election surveys conducted this year finds that support for Republican candidates was significantly higher in samples based only on landlines than in dual frame samples that combined landline and cell phone interviews. The difference in the margin among likely voters this year is about twice as large as in 2008.

Pew Research CenterOct 13, 2010

Cell Phones and Election Polls: An Update

Pew Research CenterMay 20, 2010

Assessing the Cell Phone Challenge

Pew Research CenterJul 9, 2009

Accurately Locating Where Wireless Respondents Live Requires More Than A Phone Number

Pew Research CenterJun 25, 2009

Perils of Polling in Election ’08

Pew Research CenterJun 24, 2009

Pollwatch: Comparing the Polls on Spending and the Deficit

Pew Research CenterMar 6, 2009

Why Surveys of Muslim Americans Differ

Pew Research CenterMar 3, 2009

New Tricks for Old — and New — Dogs: Challenges and Opportunities Facing Communications Research

Pew Research CenterJan 22, 2009

Understanding Likely Voters

Pew Research CenterDec 18, 2008

Calling Cell Phones In ’08 Pre-Election Polls

Pew Research CenterOct 17, 2008

Poll Power

Pew Research CenterSep 23, 2008

Cell Phones and the 2008 Vote: An Update

Pew Research CenterJul 17, 2008

Cell Phones and the 2008 Vote: An Update

Pew Research CenterMay 22, 2008

Research Roundup: Latest Findings on Cell Phones and Polling

Pew Research CenterMar 20, 2008

A ’Brute Force’ Estimation of the Residence Rate for Undetermined Telephone Numbers in an RDD Survey

Pew Research CenterJan 31, 2008

The Impact Of “Cell-Onlys” On Public Opinion Polling

Summary of Findings The proportion of Americans who rely solely on a cell phone for their telephone service continues to grow, as does the share who still have a landline phone but do most of their calling on their cell phone. With these changes, there is an increased concern that polls conducted only on landline […]

Pew Research CenterJul 2, 2007

“Frequently Asked Questions” about Pew’s Muslim American Survey