Thom Posted March 25, 2007 Posted March 25, 2007 In linear regression: How can I demonstrate that expectation of hat-beta0 is beta0 ?? E(^Bo) = Bo I know that E(Yi) = Bo + B1·Xi ^Yi = ^Bo + ^B1·Xi ^B1 = SSxy / SSxx ^Bo = barY - ^B1· barX E(^B1) = B1 I would very grateful for your help.
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