Pew Research CenterSeptember 22, 2011

What is the value of the “generic ballot” in campaign polls?

Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.

Pew Research CenterSeptember 22, 2011

Ask the Expert

Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.

Pew Research CenterMarch 28, 2011

Do people lie to pollsters about their physical characteristics?

Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.

Pew Research CenterMarch 7, 2011

How do you decide what to ask in your polls?

Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.

Pew Research CenterDecember 29, 2010

How accurate are online polls?

Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.

Pew Research CenterDecember 29, 2010

How accurate are the statistics derived from Pew Research polls?

Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.

Pew Research CenterDecember 9, 2010

What kind of response do you get to mail versus phone versus e-mail polling?

Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.

Pew Research CenterDecember 6, 2010

Should I take polls about the 2012 election seriously two years before the election?

Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.

U.S. PoliticsNovember 22, 2010

The Growing Gap between Landline and Dual Frame Election Polls

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.

U.S. PoliticsOctober 13, 2010

Cell Phones and Election Polls: An Update

Data from Pew Research Center polling this year suggest that the landline-only bias is as large, and potentially even larger, than it was in 2008.