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.' <br />Statistical Analysis (Permit vs. Reference) <br />Sample adequacy requested by Mike Savage of CMLR <br />t n (dx) <br />S2 <br />1. 1979 Big Sagebrush Cover <br />Sample adequacy was obtained with 90~ con- <br />fidence and 10$ accuracy (see Table 8F of <br />application). <br />2. 1979 Alkali Sagebrush Cover <br />No response is necessary. <br />3. 1980 Big Sagebrush Cover <br />No response is necessary. <br />4. 1980 Alkali Sagebrush Cover <br />No response is necessary. <br />5. 1979 Alkali Sagebrush Production <br />Permit Area <br />t - 20((.10)(23.5 ) = 1.67 <br />39.6 <br />Reference Area <br />t = 20((.10)(21.2) - 1.23 <br />59.2 <br />6. 1979 Big Sagebrush Production <br />Permit Area _ <br />t - 20((.10)(55.4)) - ,66 <br />1406.3 <br />Reference Area <br />t - 20((.10)(56.3)) = 1.40 <br />524.4 <br />7. 1980 Big Sagebrush Production <br />Wyoming Fuel Company requests the Division <br />to allow a critical value of t .005 or 99$ <br />confidence for the t-test comparison. This <br />approach was utilized in the draft OSM vege- <br />tation guidelines by Larson, 1980. <br />8. 1980 Alkali Sagebrush Production' <br />Permit Area <br />t - 20((.10)(4.75)) _ ,69 <br />9.54 <br />-18- <br />