Standard Error Calculator

In statistics, standard error is useful for measuring how well the sample approximates population mean. As the sample gets larger the standard error become smaller.

The formula to calculate standard error of mean is given by:

Standard Error of Mean Formula

s = Standard Deviation
n = Total Numbers in Data Set

Use our below online calculator to find the standard error instantly. Enter the given data set separated by comma and then click calculate to find the answer.

Enter the numbers separated by comma,
Example: 6,8,12,13,17
Total Numbers:
Mean (Average):
Sample Variance (s2):
Standard Deviation (s):
Standard Error:

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