In just about any discussion of a poll about the very close presidential race between Vice President Kamala Harris and former President Donald Trump, you’ll hear ...

In just about any discussion of a poll about the very close presidential race between Vice President Kamala Harris and former President Donald Trump, you'll hear the ...

Oct. 8, 2008— -- Surveys based on a random sample of respondents are subject to sampling error – a calculation of how closely the results reflect the attitudes ...

In just about any discussion of a poll about the very close presidential race between Vice President Kamala Harris and former President Donald Trump, you’ll hear ...

Conducting a poll isn’t an exact science. The process is susceptible to lots of common problems and baked-in biases — more than just the “margin of error.” By ...

In presidential elections, even the smallest changes in horse-race poll results seem to become imbued with deep meaning. But they are often overstated. Pollsters ...

Log-in to bookmark & organize content - it's free! CBS News Election and Surveys Director Anthony Salvanto explains the margin of error in survey data and how it can ...

Ofer Harel receives funding from The National Science Foundation, US Food and Drug Administration and The National Institute of Health. He is also sits on the Bureau of Labor Statistics Technical ...

Doug Schwartz is affiliated with the American Association of Public Opinion Research (AAPOR). As the director of the Quinnipiac University Poll, which has been taking the pulse of the public on policy ...