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Table 2-1 Statistical Summary <br />R he Pittsburg & Midway Coal Mining Co <br />dna Mine - Bond Release Sampling Yr 1 of 2 <br /> <br />Parameter Statistic Snowber -Sa a RA Oak Mountian Shrub RA <br /> <br /> n 20 21 <br /> Regulatory nmin 15 15 <br />Herbaceous Vegetation Cover Mean % 24.1 23.7 <br /> Var 54.9 54.4 <br /> Std 7.4 7.4 <br /> nmin t-stat 16.8 17.0 <br /> Sample Adequacy Yes Yes <br /> <br /> n 20 21 <br /> Regulatory nmin 15 15 <br />Total Ground Cover Mean % 95.4 95.2 <br /> Var 7.7 8.0 <br /> Std 2.8 2.8 <br /> nmin t-Stat 01 0.2 <br /> Sample Adequacy Yes Yes <br /> <br /> n 40 40 <br /> Regulatory nmin 15 15 <br />P <br />d <br />i Mean /m2 87.6 444 <br />Herbaceous <br />uct <br />on <br />ro Mean Ibs/ac 781.2 395.7 <br /> Var 1279.4 798.6 <br /> Std 35.8 28.3 <br /> nmin t-stat 28.4 69.0 <br /> Sample Adequacy Yes No <br /> <br />• <br />Created with VegTrak by <br />Habitat Management Inc.