Roper Center, Cornell University

The mission of the Roper Center is to collect, preserve, and disseminate public opinion data; to serve as a resource to help improve the practice of survey research; and to broaden the understanding of public opinion through the use of survey data in the United States and around the world.

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    • How Groups Voted in U.S. Presidential Elections, 1976-2020
      Апрель 2021
      Источник: Roper Center, Cornell University
      Загружен: Knoema
      Дата обращения к источнику: 27 апреля, 2021
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      “Exit Polls 2016.” CNN December 9, 2016. Exit poll results for 2016. Collected by Edison Research for the National Election Pool, a consortium of ABC News, the Associated Press, CBS News, CNN, Fox News and NBC News. The voter survey is based on questionnaires completed by 24,537 voters leaving 350 voting places throughout the United States on November 8, 2016, including 4,398 telephone interviews with early and absentee voters. “Don’t know” and “other” responses not included.