Question: For a random sample of size n, (a) Show that the error sum of squares can be expressed by (b) Show that E [SSE] =

For a random sample of size n,
(a) Show that the error sum of squares can be expressed by

SSE = Sy -B,Sy-

(b) Show that E [SSE] = (n €“ 2) σ2.

SSE = Sy -B,Sy-

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