Plot of pctrecov by newdate

Statistics for the Plotted Points
2,2',4,4'-TETRABROMODIPHENYL ETHER

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 12 78% 15% 72% 19%
Total 12 78% 15% 72% 19%

Miscellaneous Statistics for the Samples
2,2',4,4'-TETRABROMODIPHENYL ETHER

Characteristic N % % Basis
Plotted 12 100% Spiked
Estimated Values 12 100% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 12 .  
False Negatives 0 0% 0 out of 12
Not Spiked 21 .  
False Positives 4 19% 4 out of 21