Plot of pctrecov * newdate

Statistics for the Plotted Points
1-NAPHTHOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 2 26% 3% 26% 3%
>= Reporting Level 7 21% 24% 9% 25%
Total 9 22% 21% 23% 15%

Miscellaneous Statistics for the Samples
1-NAPHTHOL

Characteristic N % % Basis
Plotted 9 75% Spiked
Estimated Values 9 75% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 12 .  
False Negatives 3 25% 3 out of 12
Not Spiked 11 .  
False Positives 6 55% 6 out of 11