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Standard Error of Mean

Calculate standard error using the standard error of mean formula.

Standard error: -
Calculation explained

How this result was calculated

The formula, your substituted values, and the evaluated result are shown below.

Reference: Formulae and Tables, State Examinations Commission (2014), page 38.
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How the Standard Error of Mean works

This calculator applies the formula given in Formulae and Tables, State Examinations Commission (2014), page 38. Enter values in consistent units.

Formula and inputs

sd ÷ Math.sqrt(n)

Inputs: Population standard deviation, Sample size.

Using the result

The result is rounded to 4 decimal places. Check units, assumptions and significant figures before using the answer.

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