Plot of pctrecov by newdate

Statistics for the Plotted Points
BENZ[A]ANTHRACENE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 5 75% 10% 75% 9%
>= Reporting Level 37 77% 14% 76% 8%
Total 42 77% 14% 76% 8%

Miscellaneous Statistics for the Samples
BENZ[A]ANTHRACENE

Characteristic N % % Basis
Plotted 42 100% Spiked
Estimated Values 9 21% Spiked
Deleted Values 2 2% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 42 .  
False Negatives 0 0% 0 out of 42
Not Spiked 81 .  
False Positives 3 4% 3 out of 79