Since o , 1 , ... k are independent of s 2 , it
Question:
Since β̂o, β̂1, ... β̂k are independent of s2, it follows that
l = aoβ̂o + a1β̂1 + ...... + akβ̂k
is independent of s2. Use this fact and Theorems 11.2 and 11.3 to show that
has a Student’s T distribution with [n - (k + 1)] degrees of freedom.
Transcribed Image Text:
e - E(€) T = sVa' (X'X)a
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Related Book For
Statistics For Engineering And The Sciences
ISBN: 9781498728850
6th Edition
Authors: William M. Mendenhall, Terry L. Sincich
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