iid Let X,.X(4,0²). Consider the following estimator ofu 5(X2 + ..+ X-1), 1 +,Xn. Then var(i) 7(n - 2)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
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Chapter4: Polynomial And Rational Functions
Section4.1: Polynomial Functions Of Degree Greater Than
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iid
Let X1,.,X (,o²). Consider the following
estimator of u
5(X2 + ..+ X-1), 1
7(n – 2)
i =,X1+
+X. Then var(u)
Transcribed Image Text:iid Let X1,.,X (,o²). Consider the following estimator of u 5(X2 + ..+ X-1), 1 7(n – 2) i =,X1+ +X. Then var(u)
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