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Statistics Homework Solutions 208

Statistics Homework Solutions 208 - 208 CHAPTER 8 134 28x10...

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208 CHAPTER 8 (e) The 2-variable model z 1660 9 0 67152 x 7 134 28 x 10 has Mallows’ C p equal to 4 0. (f) Using a value of 0 15 for both α -to-enter and α -to-remove, the equation chosen by stepwise regression is z 1660 9 0 67152 x 7 134 28 x 10 (g) The 17-variable model below has adjusted R 2 equal to 0.97783. w 700 56 21 701 x 2 20 000 x 3 21 813 x 4 62 599 x 5 0 016156 x 7 0 012689 x 8 1 1315 x 9 15 245 x 10 1 1103 x 11 20 523 x 13 90 189 x 15 0 77442 x 16 7 5559 x 19 5 9163 x 20 7 5497 x 21 12 994 x 22 271 32 x 23 (h) The 13-variable model below has Mallows’ C
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