The Chemical Analysis of Argonne Premium Coal Samples
Edited by Curtis A. Palmer
U.S. Geological Survey Bulletin 2144
Appendix 2. Statistical parameters for the data in appendix 1 --continued.
| Li HP | Be HP | Be All | B HP | B All | Sc HP | Sc All | V HP | V All | |
| UF PC-1 | |||||||||
| n | 6 | 6 | 9 | 3 | 6 | 6 | 9 | 6 | 12 |
| Mean (ppm) | 14.8 | 1.5 | 1.5 | 38 | 34 | 3.99 | 3.4 | 26.5 | 28 |
| Standard Dev (ppm) | 0 | 0 | .1 | 9.4 | 12 | .094 | .99 | .55 | 9.6 |
| Rel Std Dev (%) | 0 | 0 | 6.82 | 24.5 | 35.3 | 2.37 | 29.4 | 2.07 | 34.9 |
| Geometric Mean (ppm) | 14.8 | 1.5 | 1.5 | 38 | 32 | 3.99 | 3.2 | 26.5 | 26 |
| Dev of Means (%) | 0 | 0 | .23 | 1.92 | 5.71 | .02 | 5.19 | .02 | 5.99 |
| Kurtosis | -3.33 | ERR | 9.00 | ERR | -1.67 | -.384 | -.302 | -3.33 | -.301 |
| Skewness | 1.37 | ERR | -3.00 | 1.37 | .127 | .863 | -1.142 | 0 | .448 |
| WY PC-2 | |||||||||
| n | 6 | 3 | 9 | 3 | 6 | 6 | 9 | 6 | 12 |
| Mean (ppm) | 4.0 | .25 | .22 | 96 | 83 | 1.66 | 1.5 | 14 | 13 |
| Standard Dev (ppm) | .11 | .01 | .056 | 13 | 17 | .034 | .23 | .00 | 2.8 |
| Rel Std Dev (%) | 2.85 | 4.0 | 25.9 | 13.7 | 21.5 | 2.05 | 14.6 | 0 | 22.1 |
| Geometric Mean (ppm) | 4.0 | .250 | .21 | 96 | 82 | 1.66 | 1.5 | 14 | 12 |
| Dev of Means (%) | .03 | .000534 | 3.53 | .62 | 1.74 | .02 | 1.17 | 0 | 2.59 |
| Kurtosis | -2.14 | ERR | -1.68 | ERR | .0757 | -1.78 | 4.54 | ERR | -.344 |
| Skewness | .357 | 1.46x10-17 | -.817 | .966 | .724 | -.479 | -2.09 | ERR | -.624 |
| IL PC-3 | |||||||||
| n | 6 | 3 | 9 | 3 | 6 | 6 | 9 | 6 | 12 |
| Mean (ppm) | 7.8 | .76 | .8 | 160 | 140 | 2.65 | 2.6 | 35 | 36 |
| Standard Dev (ppm) | .19 | .017 | .16 | 2.9 | 23 | .094 | .11 | 3.3 | 11 |
| Rel Std Dev (%) | 2.41 | 2.3 | 19.6 | 1.80 | 16.5 | 3.55 | 4.04 | 9.48 | 30.7 |
| Geometric Mean (ppm) | 7.8 | .7599 | .8 | 160 | 140 | 2.64 | 2.6 | 34 | 35 |
| Dev of Means (%) | .02 | .000172 | 1.62 | .01 | 1.17 | .05 | .07 | .37 | 4.19 |
| Kurtosis | -.446 | ERR | .109 | ERR | -2.43 | -2.01 | -1.39 | -2.08 | .239 |
| Skewness | -.668 | 1.73 | .949 | -1.73 | -.272 | .577 | .429 | .309 | .837 |
| PITT PC-4 | |||||||||
| n | 6 | 3 | 9 | 3 | 6 | 6 | 9 | 6 | 12 |
| Mean (ppm) | 8.6 | .77 | .9 | 47.8 | 50 | 2.53 | 2.3 | 16 | 17 |
| Standard Dev (ppm) | .36 | .012 | .21 | .95 | 2.4 | .055 | .36 | 1.1 | 4.7 |
| Rel Std Dev (%) | 4.17 | 1.51 | 23.5 | 1.99 | 4.84 | 2.18 | 15.6 | 6.85 | 27.42 |
| Geometric Mean (ppm) | 8.6 | .77 | .9 | 47.8 | 50 | 2.53 | 2.3 | 16 | 17 |
| Dev of Means (%) | .07 | .01 | 2.28 | .01 | .10 | .02 | 1.20 | .20 | 3.15 |
| Kurtosis | .521 | ERR | -1.43 | ERR | -1.35 | -1.36 | -1.03 | -3.33 | .710 |
| Skewness | .673 | 1.73 | .911 | .158 | .613 | .583 | -.962 | 0 | 1.17 |
| POC PC-5 | |||||||||
| n | 6 | 6 | 9 | 3 | 6 | 6 | 9 | 6 | 12 |
| Mean (ppm) | 5.6 | .80 | .76 | 13.1 | 15 | 1.78 | 1.6 | 11.5 | 12 |
| Standard Dev (ppm) | .27 | 0 | .077 | .64 | 2.6 | .023 | .21 | .55 | 4.4 |
| Rel Std Dev (%) | 4.78 | 0 | 10.2 | 4.86 | 16.8 | 1.32 | 13.0 | 4.76 | 36.1 |
| Geometric Mean (ppm) | 5.6 | .80 | .75 | 13.1 | 15 | 1.78 | 1.6 | 11.5 | 11 |
| Dev of Means (%) | .10 | 0 | .52 | .08 | 1.17 | .01 | .83 | .09 | 6.08 |
| Kurtosis | -1.88 | -3.33 | 3.24 | ERR | -1.34 | -2.41 | -.787 | -3.33 | .210 |
| Skewness | -.960 | 1.37 | -1.89 | 1.73 | .487 | -.245 | -1.07 | 0 | .740 |
| UT PC-6 | |||||||||
| n | 5 | 2 | 10 | 3 | 3 | 6 | 9 | 5 | 8 |
| Mean (ppm) | 5.3 | .125 | .16 | 127 | 127 | .78 | .75 | 4.3 | 4.05 |
| Standard Dev (ppm) | .25 | .0071 | .039 | 5.2 | 5.2 | .037 | .060 | .27 | .38 |
| Rel Std Dev (%) | 4.72 | 5.66 | 24.5 | 4.09 | 4.09 | 4.75 | 8.04 | 6.27 | 9.43 |
| Geometric Mean (ppm) | 5.3 | .125 | .16 | 127 | 127 | .78 | .75 | 4.27 | 4.03 |
| Dev of Means (%) | .09 | .08 | 2.45 | .05 | .05 | .09 | .30 | .16 | .39 |
| Kurtosis | -3.33 | ERR | .312 | ERR | ERR | -1.52 | -.00338 | -2.41 | -1.55 |
| Skewness | -.609 | ERR | 1.19 | 1.73 | 1.73 | -.145 | -.618 | -.166 | .185 |
| WV PC-7 | |||||||||
| n | 6 | 6 | 12 | 3 | 6 | 6 | 9 | 6 | 9 |
| Mean (ppm) | 28 | 2.0 | 2.3 | 56 | 56 | 7.5 | 7.13 | 43.3 | 39 |
| Standard Dev (ppm) | 1.0 | .11 | .51 | 20 | 24 | .14 | .62 | .82 | 6.1 |
| Rel Std Dev (%) | 3.70 | 5.48 | 22.0 | 35.9 | 43.1 | 1.84 | 8.69 | 1.88 | 15.4 |
| Geometric Mean (ppm) | 28 | 2.0 | 2.3 | 50 | 50 | 7.5 | 7.11 | 43.3 | 39 |
| Dev of Means (%) | .06 | .13 | 2.10 | 4.25 | 8.02 | .01 | .36 | .01 | 1.17 |
| Kurtosis | -3.33 | -3.33 | -1.53 | ERR | -.851 | -1.95 | .154 | 6.00 | -.784 |
| Skewness | -7.7x10-15 | 4.76x10-18 | .746 | 1.09 | .686 | .474 | -1.26 | 2.449 | -1.03 |
| ND PC-8 | |||||||||
| n | 6 | 2 | 10 | 3 | 6 | 3 | 9 | 6 | 9 |
| Mean (ppm) | 2.69 | .175 | .22 | 79 | 73 | .80 | .83 | 3.7 | 3.6 |
| Standard Dev (ppm) | .078 | .0071 | .054 | 1.1 | 12 | .049 | .064 | .21 | .18 |
| Rel Std Dev (%) | 2.88 | 4.04 | 24.2 | 1.38 | 17.0 | 6.07 | 7.71 | 5.80 | 4.97 |
| Geometric Mean (ppm) | 2.69 | .175 | .22 | 79 | 72 | .20 | .83 | 3.7 | 3.6 |
| Dev of Means (%) | .03 | .04 | 2.42 | .01 | 1.52 | .20 | .26 | .14 | .11 |
| Kurtosis | 6.00 | ERR | .0493 | ERR | 5.65 | -.267 | -.230 | -2.15 | -1.19 |
| Skewness | 2.45 | ERR | 1.09 | 1.73 | -2.36 | .231 | .314 | -.232 | .440 |
[ Contents ]
Created by the EERT WWW Staff.
[an error occurred while processing this directive]