Plot of pctrecov by newdate

Statistics for the Plotted Points
ANTHRACENE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 5 75% 26% 74% 10%
>= Reporting Level 33 79% 14% 81% 9%
Total 38 79% 16% 79% 9%

Miscellaneous Statistics for the Samples
ANTHRACENE

Characteristic N % % Basis
Plotted 38 97% Spiked
Estimated Values 7 18% Spiked
Deleted Values 2 2% Spiked + Not Spiked
Spiked, Censored 1 3% Spiked
Spiked 39 .  
False Negatives 0 0% 0 out of 39
Not Spiked 84 .  
False Positives 6 7% 6 out of 82