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 87 78% 12% 78% 11%
Total 91 79% 13% 78% 12%

Miscellaneous Statistics for the Samples
BENZO[A]PYRENE

Characteristic N % % Basis
Plotted 91 100% Spiked
Estimated Values 12 13% Spiked
Deleted Values 5 2% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 92 .  
False Negatives 0 0% 0 out of 91
Not Spiked 133 .  
False Positives 0 0% 0 out of 129