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2008 Edna Mine Vegetation Sampling Report <br />Table 3-1: Vegetation Cover Sample Population Adequacy Statistics: Moffat/West Ridge Non- <br />Topsoiled BRU <br />The Pittsburg & Midway Coal Mining Co <br />Edna Mine - Bond Release Sampling 2008 <br />Statistical Summary <br />topsoiled BRU: (W/O Noxious <br />Total Vegetation Cover <br />165.8 <br />Sample Adequacy Yes <br />Table 3-2: Vegetation Cover t-Test: Moffat/West Ridge Non-Topsoiled BRU <br />The Pittsburg & Midway Coal Mining Co. <br />Edna Mine - Bond Release Sampling Yr 2 of 2 <br />Tntal Veaetatinn Cover t-Test <br />Moffat/West Ridge Non-topsoiled BRU VEGETATION PARAMETERS <br /> Total Vegetation Cover <br />Mean 44.3 <br />Variance 165.8 <br />Standard Deviation 12.9 <br />Standard Error 2.4 <br />n 30.0 <br /> <br />Colorado: t-Test <br />t -0.865 <br />t-test statistic 1.313 <br />Reclamation Pass YES <br />Habitat Management, Inc. 3 December 12, 2008