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@pewmethods

Nonpartisan, non-advocacy updates on polling, data science and other research methods. Go behind the scenes with our blog, Decoded:

Washington, D.C.
pewresearch.org/methods
Joined February 2015
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  1. Pinned Tweet
    26 Mar 2020

    NEW: ’s Methods team is proud to announce the public release of version 1.0 of pewmethods, an R package containing functions that we use in our day-to-day survey data work. You can find the package on GitHub here:

    4 replies 63 retweets 171 likes
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  2. 12 hours ago

    . experts studied over 12,000 sermons shared online by U.S. churches to explore how pastors discussed three key issues of 2020 with their congregations. Read more:

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  3. Oct 14

    Open-ended survey questions that solicit responses of multiple sentences generally yield higher item nonresponse rates than questions that solicit only one word or a phrase:

    1 retweet 4 likes
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  4. Oct 14

    3/3 In a new post on our methodology blog, Decoded, survey research methodologist Dorene Asare-Marfo explores these differential rates of response, as well as possible approaches for encouraging higher response rates:

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  5. Oct 14

    2/ Even among open-ended survey questions, however, response rates can vary widely – from as low as 3% to just over 50% in surveys conducted on the American Trends Panel between September 2018 and July 2021.

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  6. Oct 14

    1/ NEW: Existing research shows that open-ended survey questions have higher item nonresponse rates than closed-ended survey questions. This is true on ’s American Trends Panel, too.

    2 replies 6 retweets 5 likes
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  7. Oct 13

    Our senior survey advisor, Scott Keeter (), is leading an email mini-course on polling. Interested? Sign up here:

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  8. Oct 12

    Even without access to SPSS, any student or researcher can use the free, open-source R statistical software platform to analyze multi-level datasets from surveys conducted in countries from around the world. Learn how with our guide on Decoded:

    7 retweets 19 likes
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  9. Oct 11

    To better understand what mode effects are, look under the hood of a poll with 's Director of Survey Research Courtney Kennedy:

    Why do survey answers sometimes differ by mode?
    Survey answers can vary depending on whether respondents are talking to another person over the phone or filling out an online questionnaire by themselves. Why?
    4 retweets 13 likes
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  10. Retweeted
    Oct 10

    Small changes in survey scales can matter when measuring political ideology in Europe

    1 reply 5 retweets 8 likes
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  11. Oct 9

    Do you ever wonder how we put together our survey questions? Researchers often try to determine ahead of time how respondents might react to different kinds of questions by testing them through qualitative methods. Read more here:

    1 retweet 2 likes
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  12. Oct 8

    To carry out interviews with nearly 30,000 adults for a survey of India, field teams traveled to roughly 3,000 selected villages and census enumeration blocks across 26 states and three union territories:

    4 retweets 4 likes
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  13. Oct 6

    Sign up for our five-lesson email mini-course about polling and you’ll receive a short lesson from us every few days, over a couple of weeks:

    2 retweets 3 likes
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  14. Retweeted
    Oct 6

    Want to know more about polling? Take your knowledge to the next level with a short email mini-course. Sign up here:

    3 retweets 5 likes
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  15. Oct 5

    NEW: We conduct lots of opinion polls. We also do research on how to improve polling. We’ve tried to distill all this knowledge into short, easy-to-digest lessons we hope will answer your questions. Read more about our new email mini-course on polling:

    5 retweets 5 likes
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  16. Oct 4

    At , we take our language seriously – that means number checking how we characterize and explain our data. We unpack that process on Decoded:

    8 retweets 31 likes
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  17. Oct 2

    We recently updated the National Public Opinion Reference Survey (NPORS) fact sheet with new 2021 data, allowing us to produce benchmark estimates for Americans' political and religious affiliations. Access it here:

    1 retweet 4 likes
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  18. Oct 1

    To examine how U.S. lawmakers used social media in the months surrounding the 2016 & 2020 elections, collected every Facebook post & tweet by every voting member of Congress between Sept. 8-Dec. 8, 2016, & Sept. 3-Dec. 3, 2020. Read more:

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  19. Oct 1

    🚨 NEW DATA 🚨 just published an updated version of our 2020 post-election survey dataset including validated measures of turnout in the 2020, 2018 and 2016 U.S. general elections, along with a special weight for use with these variables

    1 reply 8 retweets 11 likes
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  20. Sep 30

    In a new post on our methodology blog, Decoded, researchers , and discuss these turnout measures and what researchers, journalists and others can do with the new dataset. (5/5)

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  21. Sep 30

    These publicly available turnout records are compiled by the states and the District of Columbia as part of their routine administration of elections. (4/5)

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