例17-05程序.sas

SAS应用_医学统计学的例题程序及其结果,学习SAS的必备资料.

data ex17_5;
  input x1-x6 t y;
cards;
54      0      0      0      1      0      52      1
57      0      1      1      0      0      51      1
58      0      0      1      1      1      35      0
43      1      1      0      1      0      103     1
48      0      1      1      0      2       7      0
40      0      1      1      0      2      60      1
44      0      1      1      0      2      58      1
36      0      0      1      1      1      29      0
39      1      1      0      0      1      70      1
42      0      1      1      0      1      67      1
42      0      1      1      0      0      66      1
42      1      0      0      1      2      87      1
51      1      1      0      0      0      85      1
55      0      1      1      0      1      82      1
49      1      1      0      0      1      76      1
52      1      1      0      0      1      74      1
48      1      1      0      0      2      63      1
54      1      0      0      1      1      101     1
38      0      1      1      0      0      100     1
40      1      1      0      0      1      66      0
38      0      0      1      1      2      93      1
19      0      0      1      1      2      24      0
67      1      0      0      1      0      93      1
37      0      0      0      1      0      90      1
43      1      0      1      1      2      15      0
49      0      0      1      1      2      3       0
50      1      1      0      1      1      87      1
53      1      1      0      0      2      120     1
32      1      1      0      0      0      120     1
46      0      1      1      0      1      120     1
43      1      0      0      1      0      120     1
44      1      0      0      1      2      120     1
62      0      0      1      1      2      120     1
40      1      1      0      0      1      40      0
50      1      0      1      1      0      26      0
33      1      1      1      0      2      120     1
57      1      1      0      0      0      120     1
48      1      0      1      1      2      120     1
28      0      0      1      1      2      3       0
54      1      0      0      1      0      120     0
35      0      1      1      1      1      7       0
47      0      0      1      1      2      18      0
49      1      0      0      1      0      120     1
43      0      1      1      0      0      120     1
48      1      1      1      0      2      15      0
44      0      0      1      1      2      4       0
60      1      1      0      0      2      120     1
40      0      0      1      1      2      16      0
32      0      1      1      0      1      24      0
44      0      0      1      1      1      19      0
48      1      0      1      1      0      120     1
72      0      1      1      1      2      24      0
42      0      0      1      1      0      2       0
63      1      0      0      1      0      120     1
55      0      1      0      0      2      12      0
39      0      0      1      1      2      5       0
44      0      0      1      1      0      120     1
42      1      1      0      0      2      120     1
74      0      0      1      1      1      7       0
61      0      1      1      1      0      40      0
45      1      0      0      1      0      108     1
38      0      1      1      0      2      24      0
62      0      0      1      1      2      16      0
;
proc phreg;
  model t*y(1)=x1-x6
  /selection=stepwise
  sle=0.05
  sls=0.05;
run;