PROOF 65
Prove.
Why variance squares the deviations
On finite data.
Definition D1
The mean x̄ of data x₁, …, xₙ (n ≥ 1) is the value satisfying n x̄ = x₁ + ⋯ + xₙ.
Proof.
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PROOF 65
Why variance squares the deviations
On finite data.
Definition D1
The mean x̄ of data x₁, …, xₙ (n ≥ 1) is the value satisfying n x̄ = x₁ + ⋯ + xₙ.
Proof.
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