Plot of pctrecov by newdate

Statistics for the Plotted Points
PHENANTHRENE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 1 88% . 88% 0%
>= Reporting Level 102 82% 12% 81% 12%
Total 103 82% 12% 81% 12%

Miscellaneous Statistics for the Samples
PHENANTHRENE

Characteristic N % % Basis
Plotted 103 99% Spiked
Estimated Values 5 5% Spiked
Deleted Values 1 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 105 .  
False Negatives 1 1% 1 out of 104
Not Spiked 119 .  
False Positives 2 2% 2 out of 119