Calculateur d'Écart-Type et Variance
MathématiquesCalculez facilement l'écart-type, la moyenne et la variance d'un échantillon ou d'une population statistique.
Digital Calculation Report
Standard Deviation Calculator Report
Calculate the mean, variance, and standard deviation of a data set.
Input Parameters
| Parameter | Value |
|---|---|
| Numbers (comma-separated) | 10, 12, 23, 23, 16, 23, 21, 16 |
| Mode | sample |
Calculated Results
| Metric | Computed Value |
|---|---|
| Écart-type (s / σ) | 5.237 |
| Moyenne (μ / x̄) | 18.000 |
| Variance (s² / σ²) | 27.429 |
Calculations are provided for educational purposes and should be independently verified for financial, investment, or medical decisions.
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Input Parameters
Adjust parameters to instantly compute metrics.
Computed Results
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Calculation Breakdown
Common Questions about Standard Deviation
Quelle est la différence entre écart-type d'échantillon et de population ?
Que signifie un écart-type faible ?
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Educational Guides & Related Articles
Read our expert-reviewed articles to learn more about the concepts, formulas, and practical advice related to Standard Deviation.