Plot of pctrecov by newdate

Statistics for the Plotted Points
4-CUMYLPHENOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 4 109% 17% 106% 21%
>= Reporting Level 56 69% 18% 67% 18%
Total 60 72% 21% 68% 21%

Miscellaneous Statistics for the Samples
4-CUMYLPHENOL

Characteristic N % % Basis
Plotted 60 97% Spiked
Estimated Values 17 27% Spiked
Deleted Values 5 2% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 65 .  
False Negatives 2 3% 2 out of 62
Not Spiked 160 .  
False Positives 0 0% 0 out of 158