# Question: Suppose that the relation between Y and x is given

Suppose that the relation between Y and x is given by E(Y׀x) = Bx, Where Y is assumed to be normally distributed with mean Bx and known variance σ2. Also n independent pairs of observations are taken and are denoted by x1, y1; x2, y2; . . . ; xn, yn. Find the least-squares estimate of B.

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