Plot of pctrecov by newdate

Statistics for the Plotted Points
PHOSMET (IMIDAN)

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 16 84% 43% 92% 58%
>= Reporting Level 34 51% 20% 55% 18%
Total 50 62% 33% 56% 24%

Miscellaneous Statistics for the Samples
PHOSMET (IMIDAN)

Characteristic N % % Basis
Plotted 50 74% Spiked
Estimated Values 50 74% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 9 13% Spiked
Spiked 68 .  
False Negatives 9 13% 9 out of 68
Not Spiked 115 .  
False Positives 2 2% 2 out of 115