Who’s left out in a Web-only survey and how it affects results
We surveyed non-Web panel members by mail and assessed how much, if at all, their non-participation would affect the outcome in a poll conducted exclusively online.
Coverage Error in Internet Surveys
With 89% of U.S. adults online, survey research is rapidly moving to the Web. But 89% is not 100%, and surveys that include only those who use the internet run the risk of producing biased results.
The many ways to measure economic inequality
Just what is “economic inequality”? Depends on whom you ask.
The art and science of the scatterplot
This type of chart is growing more popular, but just half of those with a high school education or less correctly interpreted one in our science quiz.
Science Knowledge Quiz
Who developed the polio vaccine? Does water boil at different temperatures based on altitude? Which is the hottest of Earth’s three layers? Take our science quiz and see how you compare with Americans overall.
A Look at What the Public Knows and Does Not Know About Science
A new Pew Research Center survey finds that most Americans can answer basic questions about several scientific terms and concepts, such as the layers of the Earth and the elements needed to make nuclear energy.
The Whys and Hows of Generations Research
At the center of the Pew Research Center’s mission is a commitment to measuring public attitudes on key issues and documenting differences in attitudes between demographic and political groups.
Most Millennials Resist the ‘Millennial’ Label
Just 40% of U.S. adults ages 18 to 34 identify with the term “Millennial.” Generational identity is strongest for Boomers, with 79% of those 51 to 69 seeing themselves as part of the “Baby Boom generation.”
Americans’ Views on Mobile Etiquette
For many Americans, cellphones are always present and rarely turned off. This creates new social challenges, as people believe that different public and social settings warrant different sensitivities for civil behavior.
How do Americans use Twitter for news?
A look at how researchers analyzed news habits on Twitter using a small but representative sample of users drawn from a national survey of U.S. adults.