Consider the simple lincar model Y, = Be + B,x, + C. where -N(0,0²); i= 1,2, --,n. 1. Show that a) Y-IIN(8 + B1*i,g?) (i) a* =(S - S,) c) Cov(Br.B) (Show all results used as part of your answer) that Kar(&1

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