Error bars illustrate the margin of error for a survey estimate by showing how precise that estimate is. Here are some answers to common questions that might help you better understand charts with ...

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 ...

As the director of the Quinnipiac University Poll, which has been taking the pulse of the public on policy issues and elections for the past 30 years, I’ve noted that people have been paying more ...

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 ...

Less than two weeks until Election Day, CNBC’s latest national poll finds a margin-of-error presidential contest between Republican Donald Trump and Democrat Kamala ...