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    Appendix A: Survey methodology

    Black Americans constitute a population that is multicultural, regionally distinctive and often underrepresented in surveys. While most national public opinion surveys allow researchers to study attitudes among all Black adults (treated as one group), deeper analysis tends to be limited. Sample sizes often are too small to support reliable estimates for young Black adults as […]

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    Appendix B: Mode experiment

    The present study is the second time Pew Research Center has conducted a national survey of the U.S. Jewish population. A key research question is whether the new survey found any significant changes within the Jewish population during the past seven years. But the change in research design implemented in 2020 complicates comparisons to the […]

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    3. Imperfect metrics of whether respondents live in the U.S.

    Some respondents simply answer that they live outside the U.S. One way to measure how many people taking a poll do not actually live in America is simply to ask. A question in the study did just that, asking respondents whether they currently live “outside the U.S.” or “inside the U.S.”  While informative, such a […]

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    Gonzalo Rivero

    Gonzalo Rivero is the associate director of Data Labs at Pew Research Center. He is an expert in social research methodology with a focus on computational social science and reproducibility. In his research, Rivero studies public opinion, political behavior, and political representation particularly in the context of digital politics. Prior to joining Pew Research Center […]