Statistics Calculator
Calculate comprehensive statistical measures
Basic Statistics
Count
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Sum
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Mean (Average)
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Median
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Mode
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Range
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Variability Measures
Minimum
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Maximum
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Variance
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Standard Deviation
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Distribution Measures
Quartile 1 (Q1)
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Quartile 3 (Q3)
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Interquartile Range (IQR)
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Skewness
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Calculation Details
Key Formulas:
- Variance: σ² = Σ(xáµ¢ – μ)² / N
- Standard Deviation: σ = √σ²
- IQR: Q3 – Q1
- Skewness: 3(Mean – Median)/σ