Can we still trust polls?
Donald Trump’s victory in 2016 and the U.K. “Brexit” decision rattled public confidence in polls. Our new video explains why well-designed polls can be trusted.
Question 1: Measuring religious identity How does Pew Research Center measure the religious identity of survey respondents and the religious composition of the U.S.? Answer: Generally, we rely on respondents’ self-identification. A key question we ask in many surveys is: “What is your present religion, if any? Are you Protestant, Roman Catholic, Mormon, Orthodox such […]
To analyze the content of congressional Facebook posts, researchers studied a complete set of posts created by members of the U.S. Senate and House of Representatives and displayed on their official and unofficial public pages between Jan. 1, 2015, and Dec. 31, 2017. Data from previous Congresses were not available. Researchers used the Facebook Graph […]