IE383 Assignment6 2014S solution

714 problem 2 a the linear regression equation to be

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Unformatted text preview: oblem 2 (a) The linear regression equation to be estimated is: Yhat(t) = b*t + a + Ɛ : = = = 8228.571 = -261.905 Yhat(9) = 5871.429 Yhat(10) = 5609.524 Yhat(11) = 5347.619 (b) t Y(t) 1 8000 2 7800 1560 6400.000 7960.000 3 7500 1500 6368.000 7868.000 4 6900 1380 6294.400 7674.400 5 7000 1400 6139.520 7539.520 6 6500 1300 6031.616 7331.616 7 6500 1300 5865.293 7165.293 8 6200 1240 5732.234 6972.234 (18000.000 Yhat(9), Yhat(10) and Yhat(11)=6972.234 (c) Linear Regression t Y(t) abs(e) 9 6100.000 5871.429 10 6000.000 5609.524 152471.655 390.476 11...
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