Numbers, Facts and Trends Shaping Your World
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American Trends Panel Survey (ATP) Methodology The American Trends Panel (ATP), created by the Pew Research Center, is a nationally representative panel of randomly selected U.S. adults living in households. Respondents who self-identify as internet users and who provided an email address participate in the panel via monthly self-administered Web surveys, and those who do […]
In addition to point estimates (e.g., % approving of President Barack Obama’s job performance), public opinion polls are often used to determine what factors explain a given attitude or behavior. For example, is education level or gender more predictive of Obama approval? This type of analysis involves testing the effects of multiple variables simultaneously. One […]
The analysis in this report is based on telephone interviews conducted April 12-19, 2016 among a national sample of 2,008 adults, 18 years of age or older, living in all 50 U.S. states and the District of Columbia (505 respondents were interviewed on a landline telephone, and 1,503 were interviewed on a cell phone, including […]
The analysis in this report is based on telephone interviews conducted April 12-19, 2016 among a national sample of 2,008 adults, 18 years of age or older, living in all 50 U.S. states and the District of Columbia (505 respondents were interviewed on a landline telephone, and 1,503 were interviewed on a cell phone, including […]
To better understand the current landscape of commercially available online nonprobability samples, Pew Research Center conducted a study in which an identical questionnaire was administered to nine samples supplied by eight different vendors along with the Center’s probability-based online panel. A benchmarking analysis – in which a subset of each survey’s results was compared to […]