Plot of pctrecov by newdate

Statistics for the Plotted Points
MALATHION

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 6 21% 7% 22% 9%
>= Reporting Level 28 30% 35% 20% 20%
Total 34 28% 32% 21% 15%

Miscellaneous Statistics for the Samples
MALATHION

Characteristic N % % Basis
Plotted 34 41% Spiked
Estimated Values 34 41% Spiked
Deleted Values 2 2% Spiked + Not Spiked
Spiked, Censored 27 33% Spiked
Spiked 85 .  
False Negatives 22 27% 22 out of 83
Not Spiked 15 .  
False Positives 0 0% 0 out of 15