Plot of pctrecov by newdate

Statistics for the Plotted Points
NICOSULFURON

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 4 83% 11% 84% 10%
>= Reporting Level 53 135% 100% 127% 110%
Total 57 131% 97% 119% 105%

Miscellaneous Statistics for the Samples
NICOSULFURON

Characteristic N % % Basis
Plotted 57 80% Spiked
Estimated Values 46 65% Spiked
Deleted Values 1 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 72 .  
False Negatives 14 20% 14 out of 71
Not Spiked 134 .  
False Positives 0 0% 0 out of 134