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Sutey Reference Area #2 <br />Noxious Weed Density Sample Mean; 1998-2001 <br />1998 1999 2000 2001 <br />Noxious Weeds <br />per square meter 10.3 4.9 1.8 2.6 <br />'From 1998 to 2001, noxious weed density sample mean <br />declined by approximately 75%; true mean declined by at least <br />45%, at 95% confidence level. The increase from 2000 to <br />2001 was non-significant, at the 95% confidence level. <br />Figure 4 - Sutey Reference #2 Noxious Weed <br />Density Sample Mean <br />m <br />a`o 12 - - - -- - <br />v 10 <br />N <br />a~ 8 1_'- ~ -Noxious Weeds <br />6 ~ ~ per square meter <br />`m ~ 4 . <br />~ 2# <br />~ 0 ~- - --- <br />Z 1998 1999 2000 2001 <br />TABLE 8 <br />