Numbers, Facts and Trends Shaping Your World

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  • report

    Methodology

    The analysis in this report is based on telephone interviews conducted December 8-13, 2015 among a national sample of 1,500 adults, 18 years of age or older, living in all 50 U.S. states and the District of Columbia (525 respondents were interviewed on a landline telephone, and 975 were interviewed on a cell phone, including […]

  • feature

    Event: Is the American Public Becoming Less Religious?

    https://www.youtube.com/watch?v=pmNF813ZzHk Is the American public becoming less religious? Yes, at least by some key measures of what it means to be a religious person. An extensive new survey of more than 35,000 U.S. adults finds that the percentages who say they believe in God, pray daily and regularly go to church or other religious services […]

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    References

    Aday, Lu Ann, Grace Y. Chiu and Ronald Andersen. 1980. “Methodological Issues in Health Care Surveys Of the Spanish Heritage Population.” American Journal of Public Health, Vol 70(4). April. Blumberg, Stephen J. and Julian V. Luke. 2015. “Wireless Substitution: Early Release of Estimates From the National Health Interview Survey, July-December 2014.” Atlanta: Centers for Disease […]

  • report

    Methodology

    Much of the analysis in this report is based on a Pew Research Center survey conducted June 10-July 12, 2015 among a national sample of 2,001 adults, ages 18 years and older, living in all 50 U.S. states and the District of Columbia (701 respondents were interviewed on a landline telephone, and 1,300 were interviewed […]

  • report

    The American Middle Class Is Losing Ground

    After more than four decades of serving as the nation’s economic majority, the U.S. middle class is now matched in size by those in the economic tiers above and below it.

  • report

    Appendix A: Methodology

    The centerpiece of Pew Research Center’s 2014 Religious Landscape Study is a nationally representative telephone survey conducted June 4-Sept. 30, 2014, among a sample of 35,071 U.S. adults. Approximately 60% of the interviews were conducted with respondents reached on cellphones (n=21,160) and 40% were completed on landlines (n=13,911). A minimum of 300 interviews were conducted […]