Plot of pctrecov by newdate

Statistics for the Plotted Points
PHORATE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 16 63% 20% 61% 15%
>= Reporting Level 90 69% 24% 70% 21%
Total 106 68% 24% 69% 21%

Miscellaneous Statistics for the Samples
PHORATE

Characteristic N % % Basis
Plotted 106 95% Spiked
Estimated Values 21 19% Spiked
Deleted Values 1 1% Spiked + Not Spiked
Spiked, Censored 3 3% Spiked
Spiked 112 .  
False Negatives 3 3% 3 out of 112
Not Spiked 87 .  
False Positives 2 2% 2 out of 86