Response rates to telephone public opinion polls conducted by Pew Research Center have resumed their decline, to 7% in 2017 and 6% in 2018.
Pew Research Center conducts surveys over the phone and, increasingly, online. But these two formats don’t always produce identical results.
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.
At Pew Research Center, we frequently receive questions about how we measure religion. Here are answers to some of the questions we get most frequently.
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.
Establishing the interviewer’s perceived race or ethnicity is essential to understanding how it might affect the respondent’s answers to survey questions.
In a short video, Pew Research Center researchers explain how they produced the Center’s wide-ranging new survey of 1,001 American Muslims.
People polled by telephone are slightly less likely than those interviewed online to say their personal finances are in “poor shape."
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.