Plot of pctrecov * newdate

Statistics for the Plotted Points
BENZO[B]FLUORANTHENE

Spike Level N Mean Std-Dev. Median F_Pseudo
Lower Range 16 91% 20% 94% 20%
Upper Range 7 104% 33% 94% 8%
< Reporting Level 2 53% 12% 53% 12%
Total 25 92% 26% 94% 16%

Miscellaneous Statistics for the Samples
BENZO[B]FLUORANTHENE

Characteristic N % % Basis
Plotted 25 100% Spiked
Estimated Values 10 40% Spiked
Deleted Values 2 3% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 26 .  
False Negatives 0 0% 0 out of 25
Not Spiked 32 .  
False Positives 0 0% 0 out of 31