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Table 4.4-15. A canparison of percent herbaceous plant cover between range sites A and B and permanent reference sites in the Abuntain <br /> Shrub type and range site C and permanent reference sites in the Big Sagebrush-grass type based on 1980 data. <br /> Cover n _ Premine % Cover n <br /> Permanent Ref. Sites Xp S2 (Transects) XW(2) Range Sites Xp S2 (Transects) XWT2) <br /> X(2) <br /> Abu tain Shrub 1 367. .00317 75 A 34.7 .008093 29 <br /> 2 55% .008534 3Q B 40.6 .006029 41 <br /> 3 227. .002319 75 <br /> 37.7% 38.27. <br /> Big Sagebrush- 1 30% .007474 29 C 26.2 .00793 21 <br /> Grass 2 39% .008520 29 <br /> 3 30% .007549 29 <br /> 33.07. 26.2% <br /> (1) s2 = pq/n-1 <br /> Wham p = 2 X/n <br /> q = 1-p <br /> 0 <br /> (2) Wkighted mean, a = nx <br /> � n <br /> 2/87 <br /> m <br /> v <br /> r— <br /> C— <br /> PO <br /> W <br /> CO <br /> v <br />