Plot of pctrecov by newdate

Statistics for the Plotted Points
DIBROMOMETHANE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 1 116% . 116% 0%
>= Reporting Level 47 109% 14% 110% 17%
Total 48 109% 14% 111% 16%

Miscellaneous Statistics for the Samples
DIBROMOMETHANE

Characteristic N % % Basis
Plotted 48 96% Spiked
Estimated Values 2 4% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 50 .  
False Negatives 2 4% 2 out of 50
Not Spiked 123 .  
False Positives 0 0% 0 out of 123