6 - Chapter 1 LINEAR REGRESSION WITH ONE PREDICTOR VARIABLE...

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Chapter 1 LINEAR REGRESSION WITH ONE PREDICTOR VARIABLE 1.20. a. ˆ Y = 0 . 5802 + 15 . 0352 X d. ˆ Y h =74 . 5958 1.21. a. ˆ Y =10 . 20+4 . 00 X b. ˆ Y h =14 . 2 c. 4.0 d. ( ¯ X, ¯ Y )=(1 , 14 . 2) 1.24. a. i : 1 2 . . . 44 45 e i : -9.4903 0.4392 . . . 1.4392 2.4039 e 2 i = 3416 . 377 Min Q = e 2 i b. MSE =79 . 45063, MSE =8 . 913508, minutes 1.25.
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