Plot of pctrecov by newdate

Statistics for the Plotted Points
PARATHION

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 3 170% 52% 200% 66%
>= Reporting Level 37 97% 18% 98% 21%
Total 40 102% 29% 100% 20%

Miscellaneous Statistics for the Samples
PARATHION

Characteristic N % % Basis
Plotted 40 85% Spiked
Estimated Values 0 0% Spiked
Deleted Values 1 1% Spiked + Not Spiked
Spiked, Censored 5 11% Spiked
Spiked 48 .  
False Negatives 2 4% 2 out of 47
Not Spiked 42 .  
False Positives 0 0% 0 out of 42