Margin of Error Calculator


Margin of error is a statistical term that is used for expressing the maximum expected variation in-between sample estimate and true parameter. In other words, it is the multiplication of standard deviation and critical value.

The formula used for calculating margin of error is given by:

Margin of Error Formula

Use our below online margin of error calculator by entering the required parameters and press calculate button to find the output.


Sample Size (n):
Standard Deviation (σ):
Confidence Level:
Margin of Error:


Related Calculator: Sampling Error Calculator





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