Plot of pctrecov by newdate

Statistics for the Plotted Points
COTININE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 1 74% . 74% 0%
>= Reporting Level 59 81% 33% 71% 33%
Total 60 81% 32% 72% 33%

Miscellaneous Statistics for the Samples
COTININE

Characteristic N % % Basis
Plotted 60 98% Spiked
Estimated Values 48 79% Spiked
Deleted Values 5 2% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 64 .  
False Negatives 1 2% 1 out of 61
Not Spiked 161 .  
False Positives 0 0% 0 out of 159