Plot of pctrecov * newdate

Statistics for the Plotted Points
DICHLOROMETHANE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 17 117% 23% 114% 15%
>= Reporting Level 66 108% 14% 106% 7%
Total 83 110% 16% 107% 9%

Miscellaneous Statistics for the Samples
DICHLOROMETHANE

Characteristic N % % Basis
Plotted 83 100% Spiked
Estimated Values 19 23% Spiked
Deleted Values 1 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 84 .  
False Negatives 0 0% 0 out of 83
Not Spiked 95 .  
False Positives 20 21% 20 out of 95