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1. Calculate beta1, beta2, beta3, using vector form formula. 2. Find confidence interval for beta1, beta2 and beta3. Y 1763 1680 1634 1602 1605 1649

1. Calculate beta1, beta2, beta3, using vector form formula.

2. Find confidence interval for beta1, beta2 and beta3.

Y = B,X,+,X,+B;


Y 1763 1680 1634 1602 1605 1649 1703 1748 1842 1967 2076 2169 2212 2200 2184 X1 19 19 19 19 19 19 19 20 20 20 21 21 24 27 28 X2 26 26 26 25 25 27 27 26 25 26 27 28 27 29 30

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