Economics
Variance of three values
Variance of three values measures the average squared spread of values around their mean.
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σ² = Σ(x − x̄)² / 3
- 01Given
- 02Calculation
- 03Answer
What it means
Variance of three values measures the average squared spread of values around their mean.
How it works and where it is used
Use this calculation for comparing economic indicators and measuring averages, variation, and growth rates.