(f) Within the context of the multiple regression model in part (b), is the
e¤ect of the cotinin level linear?
(g) Focus on the sibling history of otitis media (SIBHX) as the primary
factor. Taken collectively, was this main e¤ect altered by any other
covariates?
(Note: An electronic copy, in a Web-based form, is available upon
request.)TABLE E10.1
URI SIBHX DAYCARE CIGS CNIN FALL NBER
1 0 0 0 0.00 0 2
1 0 0 0 27.52 0 3
1 0 1 0 0.00 0 0
1 0 0 0 0.00 0 0
0 1 1 0 0.00 0 0
1 0 0 0 0.00 0 0
1 0 1 0 0.00 0 0
0 0 1 0 0.00 0 0
0 1 0 8 83.33 0 0
1 0 1 0 89.29 0 0
0 0 1 0 0.00 0 1
0 1 1 0 32.05 0 0
1 0 0 0 471.40 0 0
1 0 0 0 0.00 0 1
1 0 1 0 12.10 0 0
0 1 0 5 26.64 0 0
0 0 1 0 40.00 0 0
1 0 1 0 512.05 0 0
0 0 1 0 77.59 0 0
1 0 1 0 0.00 0 0
1 0 1 0 0.00 0 0
0 0 1 0 0.00 0 0
1 0 1 0 0.00 0 3
1 0 0 0 0.00 0 1
0 0 1 0 21.13 0 0
1 0 0 0 15.96 0 1
1 0 0 0 0.00 0 1
0 0 0 0 0.00 0 0
1 0 0 0 9.26 0 0
1 0 1 0 0.00 0 0
1 0 0 0 0.00 0 1
0 0 0 0 0.00 0 0
0 1 0 0 0.00 0 0
0 0 1 0 0.00 0 0
1 0 1 0 525.00 0 2
(Continued)EXERCISE 373