Plot of pctrecov by newdate

Statistics for the Plotted Points
TETRACHLOROETHYLENE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 1 40% . 40% 0%
>= Reporting Level 85 34% 19% 29% 26%
Total 86 34% 18% 29% 26%

Miscellaneous Statistics for the Samples
TETRACHLOROETHYLENE

Characteristic N % % Basis
Plotted 86 99% Spiked
Estimated Values 86 99% Spiked
Deleted Values 4 2% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 89 .  
False Negatives 1 1% 1 out of 87
Not Spiked 124 .  
False Positives 1 1% 1 out of 122