PROOF 64
Prove.
The mean makes the deviations sum to zero
On finite data.
Definition D1
For data x₁, …, xₙ (n ≥ 1), a value c satisfying n·c = x₁ + ⋯ + xₙ is called the mean of the data and is written x̄.
Proof.
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PROOF 64
The mean makes the deviations sum to zero
On finite data.
Definition D1
For data x₁, …, xₙ (n ≥ 1), a value c satisfying n·c = x₁ + ⋯ + xₙ is called the mean of the data and is written x̄.
Proof.
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