What our transition to online polling means for decades of phone survey trends
What does the migration to online polling mean for the country’s trove of public opinion data gathered over the past four decades?
Numbers, Facts and Trends Shaping Your World
Telephone Surveys
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Telephone Surveys
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Phone vs. online surveys: Why do respondents’ answers sometimes differ by mode?
Pew Research Center conducts surveys over the phone and, increasingly, online. But these two formats don’t always produce identical results.
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Comparing Survey Sampling Strategies: Random-Digit Dial vs. Voter Files
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.
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How Does Pew Research Center Measure the Religious Composition of the U.S.? Answers to Frequently Asked Questions
Question 1: Measuring religious identity How does Pew Research Center measure the religious identity of survey respondents and the religious composition of the U.S.? Answer: Generally, we rely on respondents’ self-identification. A key question we ask in many surveys is: “What is your present religion, if any? Are you Protestant, Roman Catholic, Mormon, Orthodox such […]
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Video Explainer: Understanding survey question wording
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.
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Many poll respondents guess wrong on their interviewer’s race or ethnicity
Establishing the interviewer’s perceived race or ethnicity is essential to understanding how it might affect the respondent’s answers to survey questions.
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How Pew Research Center surveyed 1,000 U.S. Muslims
In a short video, Pew Research Center researchers explain how they produced the Center’s wide-ranging new survey of 1,001 American Muslims.
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Personal finance questions elicit slightly different answers in phone surveys than online
People polled by telephone are slightly less likely than those interviewed online to say their personal finances are in “poor shape.”
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Few mode effects found when Americans are asked about their news consumption habits
A new analysis sheds light on concerns raised among pollsters that the medium by which a survey question is asked – its mode – can affect responses.
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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.
