Calculate standard deviation
Calculate standard deviation to measure data spread and variability.
σ = √[Σ(x - μ)² / N] for population
Yes, our Standard Deviation is completely free to use. No registration, payment, or subscription required.
Our calculator uses precise mathematical formulas and algorithms to ensure accurate results for all your statistics calculations. The formula used is: σ = √[Σ(x - μ)² / N] for population
This calculator is perfect for: Data analysis, Quality control, Research, Statistics, Performance measurement. It's designed for both personal and professional use.
Yes, our Standard Deviation is fully responsive and works perfectly on smartphones, tablets, and desktop computers. The interface adapts to your screen size for optimal usability.
No, we don't store any of your input data or calculation results. All calculations are performed locally in your browser for complete privacy and security.