Standard Deviation Calculator
Enter five numbers to get the population standard deviation.
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Standard Deviation
3.16
Standard Deviation Calculator
Drag the sliders · everything updates instantly
0255075100
0255075100
0255075100
0255075100
0255075100
How it works
Standard deviation = square root of the average of squared differences from the mean.
Frequently asked questions
This uses the population formula (divide by n). For sample use n−1; we can add that option later.
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