We often hear a candidate is leading, trailing, or the race is tied. This is based on “horse race” polling, which estimates how much support candidates have, based on how people answer surveys leading up to an election. But accurately measuring the horse race is wicked hard for a few reasons.
In 2020, Pew Research Center launched a new project called the National Public Opinion Reference Survey (NPORS). NPORS is an annual, cross-sectional survey of U.S. adults. Respondents can answer either by paper or online, and they are selected using address-based sampling from the United States Postal Service’s computerized delivery sequence file.
How do polls work? What are the different kinds of polls? And what should you look for in a high-quality opinion poll? A Pew Research Center survey methodologist answers these questions and more in six short, easy to read lessons.
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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 […]
In an exclusive interview, Joe Lenski of Edison Media Research reflects on conducting his first election day survey following the death of his former partner, exit poll pioneer Warren Mitofsky. He also reveals steps that will be taken to avoid problems associated with the 2004 poll.
Summary of Findings A growing number of Americans rely solely on a cell phone for their telephone service, and many more are considering giving up their landline phones. This trend presents a challenge to public opinion polling, which typically relies on a random sample of the population of landline subscribers. A new study of the […]
Introduction and Summary Traditionally, pollsters trying to accurately assess voter intentions have struggled with a basic problem — figuring out who actually is going to show up to vote. In the 2000 election campaign, sharp fluctuations in the Gallup Organization’s daily tracking poll were blamed by some on difficulties in nailing down likely voters. Similar […]
