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    3. Demographic, political and interest profiles

    Many nonprobability sample vendors have the ability to provide samples of respondents that, by design, are forced to align with characteristics of the U.S. population. Often those characteristics are demographics such as gender and age, though some vendors also use nondemographic variables. When a vendor forces the sample to match the population on a particular […]

  • report

    Methodology

    The Educational Ecosystem 2015 Survey, sponsored by Pew Research Center, obtained telephone interviews with a nationally representative sample of 2,752 adults living in the United States. Interviews were conducted via landline (nLL=963) and cellphone (nC=1,789; including 1,059 without a landline phone). The survey was conducted by Princeton Survey Research Associates International (PSRAI). The interviews were […]

  • short reads

    5 facts about the global Somali diaspora

    Somalia has faced lawlessness and strife during its decades-long civil war. As the country of 10.8 million continues to experience political and economic instability, its people are increasingly living outside of Somalia. New migrants are making their way to places like Europe, but they face a long and dangerous journey over land and sea. Hundreds […]

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    Many Americans Hear Politics From the Pulpit

    As the political season transitioned from the primaries to the general election campaign, many American churchgoers were hearing at least some discussion of social and political issues from the pulpits at their houses of worship.

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    Methodology

    Survey methods The survey date used in this report is based on telephone interviews conducted Feb. 29 to May 8, 2016, among a national sample of 3,769 adults, 18 years of age or older, living in all 50 U.S. states and the District of Columbia (977 respondents were interviewed on a landline telephone, and 2,792 […]

  • report

    Network News: Fact Sheet

      Last updated June 2016 For audiences of network TV news divisions, the picture over the past year was a mixture of ups and downs. Viewership was stable for evening newscasts and rose for Sunday morning political talk shows, but declined in morning newscasts and news magazine programming. On the financial side, however, a clearer […]

  • report

    Appendix A: Methodology

    This appendix provides an overview of the data sources used in the report. It then describes statistical methods used to summarize differences between men and women, including regression analysis methods. Next, it discusses the meaning of the term “gender” in the context of this report. Finally, it concludes with discussion of the thresholds of religious […]

  • short reads

    The challenges of polling Asian Americans

    Why aren’t Asian Americans shown as a separate group when differences among whites, blacks and Hispanics are discussed in survey reports? It’s a good question, so we put together a summary of some of the methodological and other issues on accurately polling U.S. Asians.