Margin of Error Calculator

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Sample Size:

Confidence Level (%):

Sample Proportion (%):

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Margin of Error

± 3,099%

With 95.0% confidence, the true population proportion is within 3,099% of your sample proportion.

Confidence Interval: 46,9% - 53,1%

Sample Size: 1 000

Confidence Level: 95%

Sample Proportion: 50%

Interpretation: We can be 95.0% confident that the true population proportion falls between 46,9% and 53,1%.