PROOF 174
Prove.
What a confidence interval says and does not say
On a sample.
Definition D1
When two values L(X) and U(X), computed from the sample X = (X₁, …, Xₙ) alone, satisfy L(X) ≤ U(X), the interval I(X) = [L(X), U(X)] is called an interval estimate.
Proof.
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