The measurement directly relates to the size of your sample, with larger sample sizes yielding more accurate results. You have to exercise some caution, while this tool is useful, it can lead to ...

A poll’s margin of error, sample size matter a lot: Here’s why Published: Oct. 26, 2024, 8:25 a.m. Kamala Harris and Donald Trump speak to supporters at rallies this week.

The larger the sample size, the smaller the margin of error. Zieben007 via Wikimedia Commons, CC BY-SA A concrete example. Let’s use an example of how to understand ...

That margin means that if you were to conduct this same survey with many samples of the same size, you could expect between 40.2 percent and 47.8 percent of likely voters to have a positive view ...

Doug Schwartz is the director of the Quinnipiac Poll, Quinnipiac University. This article is republished from The Conversation under a Creative Commons license.

The MoE is, in part, a reflection of the sample size used in the poll. When pollsters interview a sampling of people, they are making inferences about the broader and much larger population.

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