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The geometric mean is the nth root of the product of n numbers. It's used for rates of change, growth rates, and situations where multiplicative processes occur.

Formel

GM = ⁿ√(x₁ × x₂ × ... × xₙ)

Steg-för-steg-guide

1Multiply all n numbers together
2Take the nth root of the product
3Use logarithms to avoid overflow with large numbers

Lösta exempel

Ingång

Numbers: 2, 8, 4

Resultat

GM = 4

∛(2×8×4) = ∛64 = 4

Vanliga misstag att undvika

✕Using arithmetic mean instead
✕Root degree not matching number of values

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