Standard Deviation Calculator
Calculate standard deviation, variance and mean for both population and sample data sets.
How to Use This Standard Deviation Calculator
- 1Enter numbers separated by commas
- 2Click Calculate
- 3See both population and sample stats
Formula
σ = √(Σ(xi-μ)²/N) for population. s = √(Σ(xi-x̄)²/(n-1)) for sample.
Frequently Asked Questions
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About Standard Deviation Calculator
Compute population and sample standard deviation and variance from a list of numbers. Essential for statistical analysis and data science.