Statistics · Classes 10, 11, 12
Population Variance
Population mean squared deviation.
FORMULA
\(\sigma^2=\frac{\sum(x_i-\mu)^2}{N}\)
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Enter values to see a result and calculation steps.
Worked example
Values 2,4,6 ⇒ variance 8/3
Understand this formula
Population mean squared deviation.
Check measurement units, mathematical domains and rounding before applying any result in an examination.