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.
W HP | W All | Pb HP | Pb All | Bi HP | Bi All | Th HP | Th All | U HP | |
UF PC-1 | |||||||||
n | 6 | 6 | 6 | 12 | 3 | 3 | 6 | 6 | 6 |
Mean (ppm) | 1.2 | 1.2 | 7.5 | 8 | .117 | .117 | 2.5 | 2.5 | 1.0 |
Standard Dev (ppm) | .13 | .13 | .33 | 1.5 | .0058 | .0058 | .48 | .48 | .18 |
Rel Std Dev (%) | 11.0 | 11.0 | 4.39 | 18.4 | 4.95 | 4.95 | 19.2 | 19.2 | 18.4 |
Geometric Mean (ppm) | 1.1 | 1.1 | 7.5 | 8 | .117 | .117 | 2.5 | 2.5 | 1.0 |
Dev of Means (%) | .48 | .48 | .08 | 1.54 | .08 | .08 | 1.96 | 1.96 | 1.55 |
Kurtosis | -1.56 | -1.56 | 1.34 | -.902 | ERR | ERR | 4.82 | 4.82 | -2.91 |
Skewness | .56 | .56 | -1.22 | .469 | -1.73 | -1.73 | -2.12 | -2.12 | .102 |
WY PC-2 | |||||||||
n | 6 | 6 | 6 | 9 | 3 | 3 | 6 | 6 | 6 |
Mean (ppm) | .42 | .42 | 2.3 | 2.6 | .053 | .053 | 1.6 | 1.6 | .58 |
Standard Dev (ppm) | .055 | .055 | .75 | .90 | .0034 | .0034 | .25 | .25 | .054 |
Rel Std Dev (%) | 12.7 | 12.7 | 33.2 | 34.3 | 6.45 | 6.45 | 16.2 | 16.2 | 9.35 |
Geometric Mean (ppm) | .42 | .42 | 2.2 | 2.5 | .053 | .053 | 1.6 | 1.6 | .58 |
Dev of Means (%) | .66 | .66 | 4.72 | 5.84 | .14 | .14 | .95 | .95 | .35 |
Kurtosis | -1.68 | -1.68 | -3.01 | -1.03 | ERR | ERR | 2.21 | 2.21 | -2.66 |
Skewness | .535 | .535 | .122 | .096 | -1.73 | -1.73 | 1.17 | 1.17 | -4.6x10-15 |
IL PC-3 | |||||||||
n | 6 | 6 | 6 | 12 | 2 | 2 | 6 | 6 | 6 |
Mean (ppm) | 1.73 | 1.73 | 7 | 9 | .088 | .088 | 2.1 | 2.1 | 5 |
Standard Dev (ppm) | .256 | .256 | 1.1 | 3.0 | .0011 | .0011 | .19 | .19 | 1.2 |
Rel Std Dev (%) | 14.4 | 14.4 | 15.6 | 32.6 | 1.61 | 1.61 | 9.28 | 9.28 | 23.1 |
Geometric Mean (ppm) | 1.69 | 1.69 | 7 | 9 | .088 | .088 | 2.1 | 2.1 | 5 |
Dev of Means (%) | .82 | .82 | 1.04 | 4.59 | .01 | .01 | .33 | .33 | 2.27 |
Kurtosis | -.637 | -.637 | -2.91 | -.637 | ERR | ERR | 3.31 | 3.31 | -2.70 |
Skewness | .929 | .929 | -.019 | .885 | ERR | ERR | 1.81 | 1.81 | .164 |
PITT PC-4 | |||||||||
n | 6 | 6 | 6 | 12 | 3 | 5 | 6 | 6 | 6 |
Mean (ppm) | .82 | .82 | 3.4 | 5 | .117 | .8 | 1.5 | 1.5 | .5 |
Standard Dev (ppm) | .049 | .049 | .50 | 1.8 | .0053 | .91 | .15 | .15 | .10 |
Rel Std Dev (%) | 5.82 | 5.82 | 15.0 | 40.1 | 4.95 | 118 | 9.52 | 9.52 | 21.4 |
Geometric Mean (ppm) | .82 | .82 | 3.3 | 4 | .116 | .3 | 1.5 | 1.5 | .5 |
Dev of Means (%) | .15 | .15 | .94 | 6.86 | .08 | 125 | .36 | .36 | 2.02 |
Kurtosis | -.80 | -.80 | -3.14 | -.680 | ERR | -2.36 | 1.66 | 1.66 | -2.37 |
Skewness | .43 | .43 | .066 | .962 | -1.73 | .776 | 1.34 | 1.34 | -.228 |
POC PC-5 | |||||||||
n | 6 | 6 | 6 | 12 | 3 | 3 | 6 | 6 | 6 |
Mean (ppm) | 1.0 | 1.0 | 2.1 | 5 | .051 | .051 | 1.16 | 1.16 | .57 |
Standard Dev (ppm) | .16 | .16 | .40 | 3.9 | .0022 | .0022 | .043 | .043 | .071 |
Rel Std Dev (%) | 16.7 | 16.7 | 19.3 | 78.5 | 4.06 | 4.06 | 3.71 | 3.71 | 12.5 |
Geometric Mean (ppm) | .96 | .96 | 2.0 | 4 | .051 | .051 | 1.15 | 1.15 | .57 |
Dev of Means (%) | 1.17 | 1.17 | 1.68 | 29.52 | .06 | .06 | .06 | .06 | .68 |
Kurtosis | -1.17 | -1.17 | -2.96 | -.0035 | ERR | ERR | -1.48 | -1.48 | -1.81 |
Skewness | .281 | .281 | -.064 | 1.17 | -1.29 | -1.29 | -.809 | -.809 | -.400 |
UT PC-6 | |||||||||
n | 6 | 6 | 5 | 8 | 3 | 3 | 6 | 6 | 6 |
Mean (ppm) | .45 | .45 | 1.52 | 1.7 | .035 | .035 | .60 | .60 | .79 |
Standard Dev (ppm) | .062 | .062 | .084 | .25 | .0007 | .0007 | .025 | .025 | .056 |
Rel Std Dev (%) | 13.53 | 13.53 | 5.50 | 15.0 | 1.63 | 1.63 | 4.13 | 4.13 | 7.08 |
Geometric Mean (ppm) | .450 | .450 | 1.52 | 1.7 | .035 | .035 | .60 | .60 | .78 |
Dev of Means (%) | .78 | .78 | .12 | .94 | .01 | .01 | .07 | .07 | .21 |
Kurtosis | -2.85 | -2.85 | -.612 | -.333 | ERR | ERR | 3.37 | 3.37 | -.674 |
Skewness | -.182 | -.182 | -.512 | .968 | 1.73 | 1.73 | -1.70 | -1.70 | -.502 |
WV PC-7 | |||||||||
n | 5 | 6 | 6 | 9 | 3 | 3 | 6 | 6 | 6 |
Mean (ppm) | 1.7 | 4 | 12.1 | 13 | .23 | .23 | 6.4 | 6.4 | 1.9 |
Standard Dev (ppm) | .52 | 6.5 | 0 | 2.2 | 0 | 0 | .15 | .15 | .29 |
Rel Std Dev (%) | 31.3 | 151.0 | 0 | 16.4 | 0 | 0 | 2.33 | 2.33 | 15.3 |
Geometric Mean (ppm) | 1.62 | 2 | 12.1 | 13 | .23 | .23 | 6.4 | 6.4 | 1.9 |
Dev of Means (%) | 3.56 | 80.2 | 0 | 1.06 | 0 | 0 | .02 | .02 | .98 |
Kurtosis | 2.29 | 5.89 | ERR | 1.94 | ERR | ERR | -1.33 | -1.33 | -3.09 |
Skewness | 1.42 | 2.42 | ERR | 1.72 | ERR | ERR | -.315 | -.315 | .0423 |
ND PC-8 | |||||||||
n | 6 | 6 | 6 | 9 | 0 | 0 | 3 | 6 | 5 |
Mean (ppm) | .36 | .36 | 1.5 | 1.8 | ERR | ERR | 1.1 | .88 | .46 |
Standard Dev (ppm) | .060 | .060 | .34 | .67 | ERR | ERR | .04 | .21 | .04 |
Rel Std Dev (%) | 16.8 | 16.8 | 23.0 | 35.8 | ERR | ERR | 3.79 | .18 | 7.87 |
Geometric Mean (ppm) | .35 | .35 | 1.4 | 1.7 | ERR | ERR | 1.1 | .23 | .46 |
Dev of Means (%) | 1.34 | 1.34 | 2.72 | 6.08 | ERR | ERR | .05 | .86 | .24 |
Kurtosis | 2.21 | 2.21 | 3.07 | .034 | ERR | ERR | ERR | -2.20 | 1.9 |
Skewness | -1.10 | -1.10 | -1.20 | .564 | ERR | ERR | .72 | -.228 | .544 |
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