HW Solutions Stat 99

HW Solutions Stat 99 - d. H0 : 1 = 2 = 0, Ha : not both j...

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d. H 0 : α 1 = α 2 =0 , H a : not both α j equal zero. F =3 . 025 /. 226=13 . 38, F ( . 995; 1 , 9)=13 . 6. If F 13 . 6 conclude H 0 , otherwise H a . Conclude H 0 . P -value = . 005 H 0 : β 1 = β 2 =0 , H a : not both β k equal zero. F =11 . 449 /. 562=20 . 36, F ( . 995; 1 , 9)=13 . 6. If F 13 . 6 conclude H 0 , otherwise H a . Conclude H a . P -value = . 001 e. ˆ L 1 = . 56, ˆ L 2 =1 . 08, ˆ L 3 = . 52, ˆ L 4 =1 . 62, s { ˆ L i } = . 0613 ( i =1 , ..., 4), B = t (
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