Plot of pctrecov by newdate

Statistics for the Plotted Points
HEXACHLOROBENZENE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 38 81% 14% 83% 14%
Total 38 81% 14% 83% 14%

Miscellaneous Statistics for the Samples
HEXACHLOROBENZENE

Characteristic N % % Basis
Plotted 38 97% Spiked
Estimated Values 3 8% Spiked
Deleted Values 2 2% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 39 .  
False Negatives 1 3% 1 out of 39
Not Spiked 84 .  
False Positives 6 7% 6 out of 82