Plot of pctrecov by newdate

Statistics for the Plotted Points
BENZO[A]PYRENE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 4 101% 23% 105% 26%
>= Reporting Level 85 77% 11% 77% 11%
Total 89 78% 12% 77% 11%

Miscellaneous Statistics for the Samples
BENZO[A]PYRENE

Characteristic N % % Basis
Plotted 89 100% Spiked
Estimated Values 8 9% Spiked
Deleted Values 3 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 90 .  
False Negatives 0 0% 0 out of 89
Not Spiked 123 .  
False Positives 0 0% 0 out of 121