Plot of pctrecov * newdate

Statistics for the Plotted Points
NAPHTHALENE

Spike Level N Mean Std-Dev. Median F_Pseudo
Lower Range 27 84% 21% 79% 23%
Upper Range 26 80% 13% 81% 14%
< Reporting Level 19 89% 20% 92% 22%
Total 72 84% 18% 81% 19%

Miscellaneous Statistics for the Samples
NAPHTHALENE

Characteristic N % % Basis
Plotted 72 70% Spiked
Estimated Values 24 23% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 27 26% Spiked
Spiked 103 .  
False Negatives 4 4% 4 out of 103
Not Spiked 59 .  
False Positives 0 0% 0 out of 59