Data: 2003 and 2004 column 1: observation number column 2: sex, 1 for female and 2 for male column 3: hair color, 1 for light, 2 for brown, 3 for black column 4: height in cm column 5: weight in kg obs S C H W 1 1 3 165 56 2 2 3 178 65 3 1 3 169 51 4 1 2 164 51 5 1 1 167 56 6 1 3 157 56 7 2 3 165 57 8 2 2 185 78 9 2 3 175 68 10 1 3 165 49 11 1 3 158 48 12 1 2 160 50 13 2 1 180 74 14 2 1 184 84 15 1 2 164 54 16 1 3 159 54 17 2 2 175 71 1 1 3 167 51 2 2 3 173 60 3 2 1 174 80 4 2 2 184 96 5 2 3 168 65 6 1 2 157 60 7 2 3 165 78 8 2 3 179 82