Estimate regression coefficients

Reference no: EM13179400

Let B1(hat) and B2(hat) denote the estimated regression coefficients from a sample of size n for y = x1B1 + x2B2 + u.

Show that b1 = B1(hat) + (X1TX1)-1X1TX2B2(hat)

where b1 is the coefficient estimate from the regression of y on X1.

Reference no: EM13179400

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