Atmospheric Chemical Concentrations Lloyd Currie, July 1990, Extracted from DDS Database Number of Observations = 26 Number of Variables = 14 (= 2 ID Variables + 12 Chem Species) Order of Variables on a line image-- 1. Sample ID (49 to 74) 2. Set ID (1 to 5) (that is, 5 population groups) 3. Arsenic Concentration (micrograms/kilogram) (Toxic) 4. Calcium Concentration (grams/kilogram) 5. Cadmium Concentration (micrograms/kilogram) (Toxic) 6. Chromium Concentration (micrograms/kilogram) 7. FB Concentration (grams/kilogram) 8. Mercury Concentration (micrograms/kilogram) (Toxic) 9. Iodine Concentration (micrograms/kilogram) 10. Nickel Concentration (miligrams/kilogram) 11. PA Concentration (grams/kilogram) 12. Lead Concentration (micrograms/kilogram) (Toxic) 13. Selenium Concentration (micrograms/kilogram) 14. Zinc Concentration (miligrams/kilogram) Statistical Area--Multivariate Analysis To read this file into DATAPLOT-- DIMENSION 100 VARIABLES; SKIP 25 READ CURRIE4.DAT X1 X2 Y1 TO Y12 ID Group As Ca Cd Cr FB Hg I Ni PA Pb Se Zn ------------------------------------------------------------------------- 49 1 16.2 1.65 72.0 148.0 27 6 121.0 0.159 1.530 1300 70.0 17.60 50 1 75.4 3.95 50.0 251.0 29 3 234.0 0.468 1.240 375 122.0 29.90 51 1 16.5 1.99 50.0 271.0 34 4 67.4 0.235 1.080 323 92.1 18.80 52 1 14.6 1.45 24.0 152.0 26 7 191.0 0.200 1.140 200 75.5 21.00 53 2 442.0 1.40 44.7 110.0 24 165 255.0 0.158 1.080 930 280.0 11.80 54 2 395.0 2.73 39.7 168.0 21 11 294.0 0.182 1.090 746 138.0 22.70 55 2 294.0 1.75 55.9 154.0 20 32 314.0 0.282 0.730 98300 198.0 16.40 56 2 16.3 1.69 37.8 86.1 24 22 194.0 0.136 0.960 275 83.0 25.10 57 3 25.2 3.21 13.5 272.0 32 7 325.0 0.228 0.793 156 45.0 20.30 58 3 252.0 1.80 54.5 85.5 36 14 150.0 0.326 1.060 583 188.0 22.80 59 3 68.7 0.83 16.1 145.0 23 13 1960.0 0.204 0.934 442 63.0 29.20 60 3 2060.0 4.00 36.0 141.0 31 120 344.0 0.210 0.798 165 113.0 18.90 61 3 402.0 1.62 42.0 69.5 28 25 193.0 0.176 0.683 536 195.0 16.00 62 3 445.0 1.62 30.0 119.0 33 8 216.0 0.361 2.380 173 116.0 33.30 63 4 409.0 2.34 26.9 176.0 28 45 427.0 0.237 0.905 303 205.0 15.40 64 4 488.0 3.14 20.9 193.0 44 29 274.0 0.450 1.530 219 225.0 17.50 65 4 30.5 1.98 15.3 80.8 19 1 275.0 0.321 0.870 142 102.0 42.40 66 4 1390.0 2.36 18.3 151.0 29 23 929.0 0.319 1.720 129 115.0 16.60 67 4 23.4 1.10 22.0 63.3 28 17 495.0 0.257 1.010 156 147.0 31.20 68 4 26.2 1.61 28.5 300.0 16 13 185.0 0.229 0.612 387 73.0 13.10 69 5 277.0 1.63 25.0 124.0 47 168 193.0 0.684 0.668 102 121.0 1.85 70 5 37.7 1.36 14.0 264.0 70 7 65.1 0.698 1.760 94 27.7 25.80 71 5 72.8 1.46 16.0 177.0 37 80 178.0 0.880 0.634 172 50.4 14.00 72 5 43.3 1.52 20.0 185.0 58 46 79.9 0.970 0.543 301 71.3 26.60 73 5 53.6 1.60 13.0 284.0 70 29 148.0 1.130 2.760 406 45.7 20.10 74 5 73.0 2.66 21.0 221.0 49 54 337.0 0.930 1.400 172 68.2 31.60