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Daily Archives: August 2, 2017

Your Margin of Error Is Bigger than You Think

Your Margin of Error Is Bigger than You Think

Data Analysis & Analytics, Public PollingBy Joe HopperAugust 2, 2017

If you conduct a well-designed, well-executed survey of 500 people you probably think (and yes, we may have told you) that your margin of error is ±4%. It’s beautiful. It’s all based on math. And if you ever had that “aha” moment in statistics class, you probably agree that the mathematical proof of it is…

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