Plot of pctrecov * newdate

Statistics for the Plotted Points
BENZO[B]FLUORANTHENE

Spike Level N Mean Std-Dev. Median F_Pseudo
Lower Range 15 84% 16% 87% 20%
Upper Range 6 103% 37% 92% 14%
Total 21 89% 24% 90% 14%

Miscellaneous Statistics for the Samples
BENZO[B]FLUORANTHENE

Characteristic N % % Basis
Plotted 21 100% Spiked
Estimated Values 9 43% Spiked
Deleted Values 1 2% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 21 .  
False Negatives 0 0% 0 out of 21
Not Spiked 35 .  
False Positives 1 3% 1 out of 34