Plot of pctrecov by newdate

Statistics for the Plotted Points
CHLORPYRIFOS

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 1 94% . 94% 0%
>= Reporting Level 91 73% 15% 73% 14%
Total 92 73% 15% 74% 14%

Miscellaneous Statistics for the Samples
CHLORPYRIFOS

Characteristic N % % Basis
Plotted 92 99% Spiked
Estimated Values 11 12% Spiked
Deleted Values 3 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 94 .  
False Negatives 1 1% 1 out of 93
Not Spiked 119 .  
False Positives 0 0% 0 out of 117