Standard Deviation Calculator
Calculate sample or population standard deviation with step-by-step explanation, summary statistics, and histogram visualization. Supports accurate data analysis for statistical and real-world datasets.
Key Features
- • Calculate mean, variance, and standard deviation
- • Supports both sample and population formulas
- • Step-by-step calculation breakdown
- • Summary statistics (count, sum, min, max, range)
- • Automatic data validation and error handling
- • Histogram visualization (Recharts)
- • Mean and ±1 standard deviation indicators
- • Handles large datasets efficiently
- • History tracking using localStorage
- • Export results with full calculation steps
Use Cases
- • Statistical data analysis and research
- • Academic assignments and learning
- • Business analytics and reporting
- • Quality control and variability analysis
- • Data science and machine learning preprocessing
How It Works
- • Enter numbers separated by commas
- • Choose deviation type (sample or population)
- • Click calculate to process data
- • View mean, variance, and standard deviation
- • Explore step-by-step calculations
- • Analyze distribution using histogram chart
Calculator Settings
?Enter numeric values separated by commas.
?Choose sample or population formula.
Distribution Histogram
Calculation History
No history available.