Standard Deviation Calculator
Quickly calculate mean, variance, and standard deviation with CalHub.
Results
Mean: 0
Variance: 0
Standard Deviation: 0
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What is Standard Deviation?
Standard deviation is a key statistical measure that indicates how much the values in a data set deviate from the mean. A lower standard deviation means values are closer to the mean, while a higher value shows more spread.
How to Use CalHub Standard Deviation Calculator
- Enter your numbers separated by commas.
- Click “Calculate”.
- View results for mean, variance, and standard deviation instantly.
Frequently Asked Questions
Yes, the calculator works with both negative and positive numbers.
Yes, decimal numbers are supported.
Yes, CalHub uses standard statistical formulas for accurate results.
Yes, it is completely free and works in your browser.
No, all calculations happen locally in your browser.