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(Solution Library) TV viewing habit of adopted children in relation to their biological parents and their adoptive parents is as follows. If both biological and

Question: TV viewing habit of adopted children in relation to their biological parents and their adoptive parents is as follows. If both biological and adoptive parents are used to produce the viewing habits of the children in multiple regression equation what percentage of the variance in the children’s scores would be accounted for? That is compute R 2 .

Amount of time spend watching TV

Adopted Children Y Birth Parent X 1 Adoptive Parents X 2
2 0 1
3 3 4 Sp x1x2 =8
6 4 2 Sp x1y =15
1 1 0 Sp x2y =3
3 1 0
0 2 3
5 3 2
2 1 3
5 3 3
SS Y =32 SS x1 =14 Ss x2 =16

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