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The Roper Center for Public Opinion Research is one of the world

The American Association for Public Opinion Research (AAPOR) is an association of professionals interested in the methods, applications, and analysis of public opinion and survey research.

Edison is a leader in opinion, media and marketing research, and the sole provider of the National Election Exit Polls.

Reuters.com brings you the latest news from around the world, covering breaking news in business, politics, entertainment, technology, and more in video and pictures.

Find breaking news, multimedia, reviews & opinion on Washington, business, sports, movies, travel, books, jobs, education, real estate, cars & more.

CNN.com International delivers breaking news from across the globe and information on the latest top stories, business, sports and entertainment headlines. Follow the news as it happens through: special reports, videos, audio, photo galleries plus i...

Watch full episodes of your favorite PBS shows, explore music and the arts, find in-depth news analysis, and more. Home to Antiques Roadshow, Frontline, NOVA, PBS Newshour, Masterpiece and many others.

Address Based Sampling Sample Frame consisting of 135 million residential addresses providing nearly 100% coverage of all households. Frames can be defined by Census or Postal geography, from National down to Census Block. Telephone Samples Separate...

Public Opinion Pros is a monthly online magazine about public opinion, the theory and practice of survey research and polls, the polling community, and related subjects. Articles offer the latest research and commentary on public opinion and current ...

ABCNews.com is your breaking news resource for top stories, videos, photos, blogs, special reports and exclusive celebrity interviews on Good Morning America, World News, Nightline, 2020 and This Week.