Dear All: How to split a column data *randomly* into three groups. Please see the attached data. I need to split column #2 titled "Data"
with many thanks abou ______________________ *AbouEl-Makarim Aboueissa, PhD* *Professor, Statistics and Data Science* *Graduate Coordinator* *Department of Mathematics and Statistics* *University of Southern Maine*
ID Data 1 366 2 394 3 222 4 396 5 399 6 158 7 361 8 426 9 255 10 32 11 31 12 53 13 377 14 405 15 448 16 362 17 260 18 90 19 95 20 8 21 385 22 306 23 154 24 345 25 136 26 39 27 472 28 19 29 404 30 463 31 134 32 72 33 477 34 22 35 240 36 389 37 482 38 287 39 180 40 140 41 456 42 403 43 81 44 425 45 57 46 251 47 421 48 343 49 310 50 62 51 412 52 93 53 111 54 148 55 311 56 430 57 12 58 100 59 437 60 363 61 126 62 367 63 165 64 272 65 171 66 167 67 234 68 113 69 315 70 175 71 484 72 379 73 474 74 216 75 250 76 177 77 293 78 133 79 203 80 408 81 150 82 155 83 223 84 381 85 336 86 368 87 290 88 359 89 333 90 219 91 455 92 427 93 444 94 178 95 302 96 221 97 248 98 160 99 304 100 56 101 25 102 400 103 485 104 89 105 254 106 186 107 283 108 431 109 188 110 354 111 119 112 67 113 415 114 346 115 319 116 344 117 121 118 34 119 288 120 416 121 308 122 340 123 166 124 443 125 388 126 286 127 245 128 406 129 253 130 395 131 274 132 428 133 329 134 410 135 127 136 420 137 187 138 244 139 125 140 137 141 206 142 205 143 327 144 211 145 7 146 192 147 317 148 60 149 54 150 4 151 434 152 233 153 47 154 280 155 76 156 398 157 320 158 347 159 453 160 465 161 382 162 476 163 213 164 418 165 409 166 230 167 3 168 229 169 436 170 262 171 77 172 207 173 118 174 99 175 243 176 27 177 479 178 438 179 152 180 109 181 330 182 17 183 179 184 323 185 124 186 296 187 435 188 225 189 128 190 84 191 316 192 195 193 74 194 138 195 149 196 63 197 249 198 104 199 35 200 228 201 44 202 275 203 259 204 356
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