Plot of pctrecov by newdate

Statistics for the Plotted Points
TRI(2-CHLOROETHYL)PHOSPHATE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 4 85% 18% 85% 16%
>= Reporting Level 90 84% 16% 81% 13%
Total 94 84% 16% 81% 13%

Miscellaneous Statistics for the Samples
TRI(2-CHLOROETHYL)PHOSPHATE

Characteristic N % % Basis
Plotted 94 100% Spiked
Estimated Values 17 18% Spiked
Deleted Values 3 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 95 .  
False Negatives 0 0% 0 out of 94
Not Spiked 118 .  
False Positives 3 3% 3 out of 116