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(i) (ii) State the assumptions behind the classical linear regression model and explain briefly what each means and how to check them. For each of

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(i) (ii) State the assumptions behind the classical linear regression model and explain briefly what each means and how to check them. For each of the following models, outline the method you would use to estimate the parameters. 103(17): 0+le +162X2 +163(X1X2) Y=,(3OX'31 (13 marks)

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