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The “how” behind the numbers, facts and trends shaping your world.

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  • How we designed a scale to measure Americans’ knowledge of international affairs

    How we designed a scale to measure Americans’ knowledge of international affairs

    Pew Research Center recently sought to measure what U.S. adults know about geography, foreign leaders, institutions and other issues.
    Go to the profile of Laura Clancy
    Laura Clancy
    May 25
    How we translate survey questions to be fielded around the world

    How we translate survey questions to be fielded around the world

    A look at current best practices in survey questionnaire translation and how Pew Research Center applies these approaches.
    Go to the profile of Ariana Salazar
    Ariana Salazar
    Apr 22
    Professional translators or Google Translate? Weighing the pros and cons of each

    Professional translators or Google Translate? Weighing the pros and cons of each

    Pew Research Center recently sought to translate more than 11,000 open-ended survey responses into English.
    Go to the profile of Patrick van Kessel
    Patrick van Kessel
    Dec 17, 2021
    How we built our data science infrastructure at Pew Research Center

    How we built our data science infrastructure at Pew Research Center

    After venturing into the world of computational social science in 2015, the Center needed to develop new tools and workflows.
    Go to the profile of Brian Broderick
    Brian Broderick
    Dec 9, 2021
    Behind Pew Research Center’s 2021 political typology

    Behind Pew Research Center’s 2021 political typology

    The typology study examines U.S. politics through the prism of people’s values and attitudes, not just their party labels.
    Go to the profile of Brad Jones
    Brad Jones
    Nov 9, 2021
    Why Pew Research Center will display margins of error in some graphics

    Why Pew Research Center will display margins of error in some graphics

    Showing margins of errors in graphics can help prevent readers from thinking that survey estimates are more precise than they really are.
    Go to the profile of Courtney Kennedy
    Courtney Kennedy
    Oct 25, 2021
    Examining item nonresponse rates for open-ended survey questions

    Examining item nonresponse rates for open-ended survey questions

    Nonresponse rates for open-ended survey questions on Pew Research Center’s American Trends Panel can range from 3% to just over 50%.
    Go to the profile of Dorene Asare-Marfo
    Dorene Asare-Marfo
    Oct 14, 2021
    Validating 2020 voters in Pew Research Center’s survey data

    Validating 2020 voters in Pew Research Center’s survey data

    Surveys that ask about voting can be made more accurate by validating respondents’ self-reported turnout with official voting records.
    Go to the profile of Scott Keeter
    Scott Keeter
    Sep 30, 2021
    Are topic models reliable or useful?

    Are topic models reliable or useful?

    The final post in our series examines how topic models can and can’t help when classifying large amounts of text.
    Go to the profile of Patrick van Kessel
    Patrick van Kessel
    Sep 24, 2021
    How keyword oversampling can help with text analysis

    How keyword oversampling can help with text analysis

    Keyword oversampling can be a powerful way to analyze uncommon subsets of text data.
    Go to the profile of Patrick van Kessel
    Patrick van Kessel
    Sep 24, 2021
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