HW Solutions Stat 12

HW Solutions Stat 12 - Chapter 3 DIAGNOSTICS AND REMEDIAL...

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Chapter 3 DIAGNOSTICS AND REMEDIAL MEASURES 3.4.c and d. i : 1 2 . . . 44 45 ˆ Y i : 29.49034 59.56084 . . . 59.56084 74.59608 e i : -9.49034 0.43916 . . . 1.43916 2.40392 e. Ascending order: 1 2 . . . 44 45 Ordered residual: -22.77232 -19.70183 . . . 14.40392 15.40392 Expected value: -19.63272 -16.04643 . . . 16.04643 19.63272 H 0 : Normal, H a : not normal. r =0 . 9891. If r . 9785 conclude H 0 , otherwise H a . Conclude H 0 . g. SSR =15 , 155, SSE = 3416 . 38, X 2 BP = (15 , 155 / 2) ÷ (3416 . 38 / 45) 2 =1 . 314676, χ 2 ( . 95; 1) = 3 . 84. If X 2 3 . 84 conclude error variance constant, otherwise error variance not constant. Conclude error variance constant. 3.5. c. i : 1234 5 67 8 9 1 0 e i : 1.8 -1.2 -1.2 1.8 -.2 -1.2 -2.2 .8 .8 .8 e. Ascending Order:
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This note was uploaded on 12/21/2011 for the course STA 2014 taught by Professor Davehatley during the Fall '11 term at UNF.

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