An Example of Margin of Error and Confidence Levels The key to the validity of any survey is randomness.

In the current election cycle, many media reports about polls are not including information about the margin of error.

As Americans await election results, many are looking to the polls for clues. From the margins of error to methodology, here’s what to know about presidential polls.

For example, a poll conducted by InsiderAdvantage between October 14 and 15 showed Trump 2 points ahead among 800 likely voters—a lead within the poll's 3.7-point margin of error.

In the presidential election between Kamala Harris and Donald Trump, seven battleground states may push the Electoral College in either direction.