Plot of pctrecov by newdate

Statistics for the Plotted Points
3-BETA-COPROSTANOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 3 77% 21% 88% 28%
>= Reporting Level 87 68% 20% 69% 19%
Total 90 68% 20% 69% 20%

Miscellaneous Statistics for the Samples
3-BETA-COPROSTANOL

Characteristic N % % Basis
Plotted 90 99% Spiked
Estimated Values 82 90% Spiked
Deleted Values 3 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 94 .  
False Negatives 1 1% 1 out of 91
Not Spiked 142 .  
False Positives 1 1% 1 out of 142