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 ...
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 ...
August's jobs report fell short of economist expectations, with 142,000 jobs being added to the US labor market, below the anticipated 165,000. When factoring in downward revisions to previous months, ...
MARGIN OF ERROR….Teagan Goddard sez: According to a new Pew Research poll, Sen. Barack Obama’s national lead over Sen. John McCain has disappeared. The race is now a statistical tie, with Obama barely ...
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 ...
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 ...
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