Plot of pctrecov * newdate

Statistics for the Plotted Points
4-CUMYLPHENOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 3 106% 19% 95% 24%
>= Reporting Level 23 61% 14% 60% 12%
Total 26 66% 20% 63% 12%

Miscellaneous Statistics for the Samples
4-CUMYLPHENOL

Characteristic N % % Basis
Plotted 26 93% Spiked
Estimated Values 12 43% Spiked
Deleted Values 5 3% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 30 .  
False Negatives 2 7% 2 out of 28
Not Spiked 142 .  
False Positives 0 0% 0 out of 139