Numbers, Facts and Trends Shaping Your World
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Detailed information on Pew Research Center international survey methodology, such as mode of interview, sampling design, margin of error, and design effect, for each country we survey, organized by survey, country and year.
NPORS is an annual survey of U.S. adults conducted by the Pew Research Center used to to produce benchmark estimates for several topics.
Political Typology The political typology uses survey data to classify the American public into nine political groups based on responses to 30 questions about their political values and beliefs. The goal of this long-standing project is to go beyond people’s partisan leanings or vote choices and provide a deeper understanding of the American political landscape. […]
