Plot of pctrecov by newdate

Statistics for the Plotted Points
3,3^-DICHLOROBENZIDINE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 39 24% 14% 21% 13%
Total 39 24% 14% 21% 13%

Miscellaneous Statistics for the Samples
3,3^-DICHLOROBENZIDINE

Characteristic N % % Basis
Plotted 39 87% Spiked
Estimated Values 39 87% Spiked
Deleted Values 22 15% Spiked + Not Spiked
Spiked, Censored 2 4% Spiked
Spiked 49 .  
False Negatives 4 9% 4 out of 45
Not Spiked 98 .  
False Positives 0 0% 0 out of 80