Plot of pctrecov by newdate

Statistics for the Plotted Points
CHLORPYRIFOS

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 6 80% 1% 80% 0%
>= Reporting Level 37 68% 27% 71% 26%
Total 43 70% 26% 72% 23%

Miscellaneous Statistics for the Samples
CHLORPYRIFOS

Characteristic N % % Basis
Plotted 43 93% Spiked
Estimated Values 16 35% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 2 4% Spiked
Spiked 46 .  
False Negatives 1 2% 1 out of 46
Not Spiked 54 .  
False Positives 0 0% 0 out of 54