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.
| Ga HP | Ga All | Ge HP | Ge All | As HP | As All | Se HP | Se All | Rb HP | Rb All | |
| UF PC-1 | ||||||||||
| n | 3 | 9 | 3 | 9 | 6 | 9 | 6 | 6 | 9 | 12 |
| Mean (ppm) | 5.34 | 7 | 4.35 | 3.9 | 16.7 | 21 | 1.9 | 1.9 | 21 | 21 |
| Standard Dev (ppm) | 1.21 | 2.3 | .053 | .48 | .59 | 8.0 | .27 | .27 | 1.2 | 1.2 |
| Rel Std Dev (%) | 2.26 | 32.2 | 1.22 | 12.4 | 3.52 | 37.5 | 14.1 | 14.1 | 5.93 | 5.98 |
| Geometric Mean (ppm) | 5.3 | 7 | 4.35 | 3.8 | 16.6 | 20 | 1.9 | 1.9 | 21 | 21 |
| Dev of Means (%) | .02 | 4.15 | 0 | .73 | .05 | 5.23 | .87 | .87 | .16 | .16 |
| Kurtosis | ERR | -.260 | ERR | -.487 | -.428 | 1.57 | .556 | .556 | -.545 | -.629 |
| Skewness | -.49 | 1.16 | -1.46 | -.698 | 1.0 | 1.62 | -.368 | -.368 | -.192 | -.031 |
| WY PC-2 | ||||||||||
| n | 3 | 9 | 3 | 3 | 6 | 6 | 6 | 6 | 6 | 9 |
| Mean (ppm) | 1.9 | 2.4 | .36 | .36 | 3.0 | 3.0 | 2.0 | 2.0 | 2.7 | 6 |
| Standard Dev (ppm) | .12 | .70 | 0 | 0 | .71 | .71 | .55 | .55 | .94 | 5.3 |
| Rel Std Dev (%) | 6.15 | 28.6 | 0 | 0 | 23.4 | 23.4 | 27.9 | 27.9 | 35.3 | 86.9 |
| Geometric Mean (ppm) | 1.9 | 2.4 | .36 | .36 | 2.9 | 2.9 | 1.9 | 1.9 | 2.5 | 4 |
| Dev of Means (%) | .12 | 3.18 | 0 | 0 | 2.59 | 2.64 | 3.06 | 3.06 | 5.60 | 40.76 |
| Kurtosis | ERR | 2.46 | ERR | ERR | -.558 | -.558 | -1.17 | -1.17 | -3.16 | -1.33 |
| Skewness | 1.508 | 1.55 | -2.45 | -2.45 | -.523 | -.523 | .953 | .953 | .0580 | .877 |
| IL PC-3 | ||||||||||
| n | 3 | 9 | 3 | 9 | 6 | 6 | 6 | 6 | 9 | 12 |
| Mean (ppm) | 3.57 | 5 | 8.4 | 9 | 4.2 | 4.2 | 4.2 | 4.2 | 15.5 | 17 |
| Standard Dev (ppm) | .107 | 1.6 | .27 | 1.4 | .53 | .53 | .45 | .45 | .78 | 2.4 |
| Rel Std Dev (%) | 2.99 | 31.4 | 3.21 | 16.1 | 12.6 | 12.6 | 10.7 | 10.7 | 5.00 | 14.5 |
| Geometric Mean (ppm) | 3.57 | 5 | 8.4 | 9 | 4.2 | 4.2 | 4.2 | 4.2 | 15.5 | 16 |
| Dev of Means (%) | .03 | 4.03 | .03 | 1.04 | .67 | .67 | .45 | .45 | .11 | .87 |
| Kurtosis | ERR | .440 | ERR | 3.82 | -2.06 | -2.06 | 3.44 | 3.44 | 2.55 | 1.70 |
| Skewness | -1.71 | 1.14 | -1.293 | 1.69 | -.051 | -.051 | 1.72 | 1.72 | 1.40 | 1.65 |
| PITT PC-4 | ||||||||||
| n | 3 | 9 | 3 | 7 | 6 | 9 | 6 | 6 | 9 | 12 |
| Mean (ppm) | 3.3 | 4 | 1.2 | 1.5 | 8.0 | 11 | 1.6 | 1.6 | 8.3 | 8.2 |
| Standard Dev (ppm) | .14 | 1.0 | .13 | .68 | .56 | 4.6 | .15 | .15 | .82 | .71 |
| Rel Std Dev (%) | 4.27 | 22.7 | 10.5 | 46.7 | 6.92 | 41.8 | 9.64 | 9.64 | 9.83 | 8.64 |
| Geometric Mean (ppm) | 3.3 | 4 | 1.2 | 1.4 | 8.0 | 10 | 1.6 | 1.6 | 8.3 | 8.2 |
| Dev of Means (%) | 0 | 2.43 | .37 | 6.69 | .21 | 7.15 | .39 | .39 | .44 | .34 |
| Kurtosis | ERR | -1.44 | ERR | 6.59 | .001 | -.937 | 1.23 | 1.23 | -1.02 | -.484 |
| Skewness | 1.26 | -.0535 | .87 | 2.55 | -1.15 | 1.00 | -.087 | -.087 | -.312 | .058 |
| POC PC-5 | ||||||||||
| n | 3 | 9 | 3 | 6 | 6 | 9 | 6 | 6 | 6 | 9 |
| Mean (ppm) | 1.8 | 2.6 | .29 | .4 | 10.1 | 12 | 2.7 | 2.7 | 2.2 | 3 |
| Standard Dev (ppm) | .10 | .90 | .065 | .10 | .52 | 2.8 | .30 | .30 | .20 | 1.3 |
| Rel Std Dev (%) | 5.31 | 34.8 | 23.2 | 28.0 | 5.16 | 24.2 | 11.0 | 11.0 | 8.76 | 41.8 |
| Geometric Mean (ppm) | 1.8 | 2.5 | .28 | .4 | 10.1 | 11 | 2.7 | 2.7 | 2.2 | 3 |
| Dev of Means (%) | .09 | 5.08 | 1.76 | 3.78 | .11 | 2.18 | .52 | .52 | .30 | 7.17 |
| Kurtosis | ERR | -.660 | ERR | -1.81 | -2.57 | 3.74 | -1.34 | -1.34 | 4.68 | -1.03 |
| Skewness | - .158 | .936 | 1.06 | -.415 | -.192 | 1.99 | -.173 | -.173 | 2.12 | .980 |
| UT PC-6 | ||||||||||
| n | 3 | 6 | 3 | 3 | 4 | 4 | 6 | 6 | 5 | 8 |
| Mean (ppm) | 1.00 | 1.1 | .23 | .23 | .45 | .45 | 1.2 | 1.2 | 1.02 | 1.6 |
| Standard Dev (ppm) | .051 | .24 | .033 | .033 | .082 | .082 | .12 | .12 | .057 | .90 |
| Rel Std Dev (%) | 5.20 | 21.1 | 14.7 | 14.7 | 19.7 | 19.7 | 10.4 | 10.4 | 5.64 | 55.2 |
| Geometric Mean (ppm) | .99 | 1.1 | .22 | .22 | .44 | .44 | 1.2 | 1.2 | 1.02 | 1.5 |
| Dev of Means (%) | .09 | 1.74 | .71 | .71 | 1.65 | 1.65 | .46 | .46 | .13 | 12.68 |
| Kurtosis | ERR | -.213 | ERR | ERR | 1.23 | 1.2 | -1.97 | -1.97 | -.628 | -1.02 |
| Skewness | 1.73 | 1.08 | -1.55 | -1.55 | -1.34 | -1.34 | -.178 | -.178 | .138 | 1.00 |
| WV PC-7 | ||||||||||
| n | 3 | 6 | 3 | 5 | 6 | 6 | 5 | 6 | 9 | 12 |
| Mean (ppm) | 9.4 | 11 | 1.67 | 1.5 | 6.4 | 6.4 | 5.6 | 5.8 | 36 | 38 |
| Standard Dev (ppm) | .44 | 1.5 | .058 | .29 | .81 | .81 | .30 | .59 | 6.1 | 5.7 |
| Rel Std Dev (%) | 4.68 | 14.0 | 3.46 | 19.9 | 12.6 | 12.6 | 5.30 | 10.1 | 16.7 | 15.2 |
| Geometric Mean (ppm) | 9.4 | 10 | 1.67 | 1.4 | 6.4 | 6.4 | 5.6 | 5.8 | 36 | 37 |
| Dev of Means (%) | .07 | .79 | .04 | 1.68 | .67 | .67 | .11 | .40 | 1.25 | 1.13 |
| Kurtosis | ERR | .605 | ERR | -2.85 | -1.11 | -1.11 | 2.86 | 2.06 | -1.48 | -1.26 |
| Skewness | -1.72 | .890 | -1.73 | -.590 | -.306 | -.306 | 1.40 | 1.54 | .090 | -.469 |
| ND PC-8 | ||||||||||
| n | 3 | 6 | 3 | 3 | 4 | 5 | 6 | 6 | 5 | 8 |
| Mean (ppm) | 1.16 | 1.4 | .37 | .37 | 2.4 | 2.0 | .59 | .59 | 1.2 | 2 |
| Standard Dev (ppm) | .04 | .34 | .045 | .045 | .51 | .87 | .042 | .042 | .27 | 1.5 |
| Rel Std Dev (%) | 3.47 | 23.4 | 12.3 | 12.3 | 21.4 | 42.5 | 7.04 | 7.04 | 21.0 | 69.6 |
| Geometric Mean (ppm) | 1.16 | 1.4 | .36 | .36 | 2.3 | 1.8 | .59 | .59 | 1.2 | 2 |
| Dev of Means (%) | .04 | 2.25 | .51 | .51 | 2.15 | 11.43 | .22 | .22 | 1.92 | 22.09 |
| Kurtosis | ERR | -2.14 | ERR | ERR | 3.94 | -.154 | 4.60 | 4.60 | -2.37 | -.539 |
| Skewness | 1.73 | .486 | -.331 | -.331 | -1.98 | -1.17 | -1.99 | -1.99 | -.645 | 1.01 |
[ Contents ]
Created by the EERT WWW Staff.
[an error occurred while processing this directive]