Numbers, Facts and Trends Shaping Your World
The Facts behind the Design, Conduct and Analysis of a High-Profile Study
A recent report, ''Muslim Americans: Middle Class and Mostly Mainstream,'' attracted a great deal of attention but also raised a number of questions about the research. Here are answers to some of the most frequently asked questions about the design, conduct and analysis of this study.
The landline-less are different from regular telephone users in many of their opinions and their numbers are growing fast. Can survey researchers meet this challenge?
This study finds evidence that as the number of cell-phone-only households has continued to grow it does not create biased estimates for the population as a whole, but it does on certain variables for young adults, 25% of whom are cell-only. A revised version of this paper was also published in
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About Pew Research Pew Research Center is a nonpartisan fact tank that informs the public about the issues, attitudes and trends shaping America and the world. It conducts public opinion polling, demographic research, media content analysis and other empirical social science research. Pew Research does not take policy positions. It is a subsidiary of The Pew Charitable Trusts.
