Plot of pctrecov * newdate

Statistics for the Plotted Points
SULFOMETURON METHYL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 5 84% 54% 53% 74%
>= Reporting Level 22 71% 54% 49% 49%
Total 27 73% 53% 51% 54%

Miscellaneous Statistics for the Samples
SULFOMETURON METHYL

Characteristic N % % Basis
Plotted 27 53% Spiked
Estimated Values 9 18% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 7 14% Spiked
Spiked 51 .  
False Negatives 17 33% 17 out of 51
Not Spiked 54 .  
False Positives 0 0% 0 out of 54