The data in this file are those of Appendix 4 from Hosmer, D.W. and Lemeshow, S. (1989) Applied Logistic Regression, John Wiley and Sons, New York. They are reproduced here with the permission of the publisher and as such are copyright. STRATUM OBS AGE LOW LWT SMOKE HT UI PTD 1 1 16 1 130 0 0 0 0 1 2 16 0 112 0 0 0 0 1 3 16 0 135 1 0 0 0 1 4 16 0 95 0 0 0 0 2 1 17 1 130 1 0 1 1 2 2 17 0 103 0 0 0 0 2 3 17 0 122 1 0 0 0 2 4 17 0 113 0 0 0 0 3 1 17 1 120 0 0 0 0 3 2 17 0 113 0 0 0 0 3 3 17 0 119 0 0 0 0 3 4 17 0 119 0 0 0 0 4 1 18 1 148 0 0 0 0 4 2 18 0 100 1 0 0 0 4 3 18 0 90 1 0 1 0 4 4 18 0 229 0 0 0 0 5 1 18 1 110 1 0 0 1 5 2 18 0 107 1 0 1 0 5 3 18 0 100 1 0 0 0 5 4 18 0 90 1 0 1 0 6 1 19 1 91 1 0 1 1 6 2 19 0 138 1 0 0 0 6 3 19 0 189 0 0 0 0 6 4 19 0 147 1 0 0 0 7 1 19 1 102 0 0 0 0 7 2 19 0 150 0 0 0 0 7 3 19 0 235 1 1 0 0 7 4 19 0 184 1 1 0 0 8 1 19 1 112 1 0 1 0 8 2 19 0 182 0 0 1 0 8 3 19 0 95 0 0 0 0 8 4 19 0 132 0 0 0 0 9 1 20 1 150 1 0 0 0 9 2 20 0 120 0 0 1 0 9 3 20 0 105 1 0 0 0 9 4 20 0 141 0 0 1 1 10 1 20 1 120 1 0 0 0 10 2 20 0 103 0 0 0 0 10 3 20 0 127 0 0 0 0 10 4 20 0 170 1 0 0 0 11 1 20 1 121 1 0 1 1 11 2 20 0 169 0 0 1 1 11 3 20 0 121 1 0 0 0 11 4 20 0 120 0 0 0 0 12 1 21 1 200 0 0 1 0 12 2 21 0 108 1 0 1 0 12 3 21 0 124 0 0 0 0 12 4 21 0 185 1 0 0 0 13 1 21 1 100 0 0 0 1 13 2 21 0 160 0 0 0 0 13 3 21 0 110 1 0 1 0 13 4 21 0 115 0 0 0 0 14 1 22 1 130 1 0 1 1 14 2 22 0 85 1 0 0 0 14 3 22 0 130 1 0 0 0 14 4 22 0 125 0 0 0 0 15 1 22 1 130 1 0 0 0 15 2 22 0 120 0 1 0 0 15 3 22 0 112 1 0 0 1 15 4 22 0 169 0 0 0 0 16 1 23 1 97 0 0 1 0 16 2 23 0 130 0 0 0 0 16 3 23 0 119 0 0 0 0 16 4 23 0 123 0 0 0 0 17 1 23 1 110 1 0 0 1 17 2 23 0 128 0 0 0 0 17 3 23 0 190 0 0 0 0 17 4 23 0 110 0 0 0 0 18 1 24 1 132 0 1 0 0 18 2 24 0 115 0 0 0 0 18 3 24 0 115 0 0 0 0 18 4 24 0 110 0 0 0 0 19 1 24 1 138 0 0 0 0 19 2 24 0 90 1 0 0 1 19 3 24 0 133 0 0 0 0 19 4 24 0 116 0 0 0 0 20 1 25 1 85 0 0 1 0 20 2 25 0 118 1 0 0 0 20 3 25 0 125 0 0 0 0 20 4 25 0 120 0 0 0 0 21 1 25 1 92 1 0 0 0 21 2 25 0 120 0 0 1 0 21 3 25 0 140 0 0 0 0 21 4 25 0 241 0 1 0 0 22 1 25 1 105 0 0 0 1 22 2 25 0 155 0 0 0 0 22 3 25 0 95 1 0 1 1 22 4 25 0 130 0 0 0 0 23 1 26 1 190 1 0 0 0 23 2 26 0 113 1 0 0 0 23 3 26 0 168 1 0 0 0 23 4 26 0 160 0 0 0 0 24 1 28 1 120 1 0 1 1 24 2 28 0 140 0 0 0 0 24 3 28 0 250 1 0 0 0 24 4 28 0 134 0 0 0 0 25 1 28 1 95 1 0 0 0 25 2 28 0 120 1 0 0 0 25 3 28 0 120 0 0 0 0 25 4 28 0 130 0 0 0 0 26 1 29 1 130 0 0 1 0 26 2 29 0 150 0 0 0 0 26 3 29 0 135 0 0 0 0 26 4 29 0 130 1 0 0 0 27 1 30 1 142 1 0 0 1 27 2 30 0 107 0 0 1 1 27 3 30 0 153 0 0 0 0 27 4 30 0 137 0 0 0 0 28 1 31 1 102 1 0 0 1 28 2 31 0 100 0 0 1 0 28 3 31 0 150 1 0 0 0 28 4 31 0 120 0 0 0 0 29 1 32 1 105 1 0 0 0 29 2 32 0 121 0 0 0 0 29 3 32 0 132 0 0 0 0 29 4 32 0 134 1 0 0 1