Question: Under the assumptions of normal regression analysis, show that (a) The least squares estimate of a in Theorem 14.2 can be written in the form

Under the assumptions of normal regression analysis, show that
(a) The least squares estimate of a in Theorem 14.2 can be written in the form

Under the assumptions of normal regression analysis, show that (a)

(b) A has a normal distribution with

Under the assumptions of normal regression analysis, show that (a)

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