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 ...

Democratic presidential nominee Hillary Clinton maintains a meaningful – if slightly shrinking – lead over Republican Donald Trump. She's been ahead since the Democratic convention in July. Here's a ...

Understanding the confidence interval will help you grasp what an election poll is -- or is not -- saying. As you might have guessed, the media consistently gets it ...