Plot of pctrecov * newdate

Statistics for the Plotted Points
PHORATE

Spike Level N Mean Std-Dev. Median F_Pseudo
Lower Range 22 55% 24% 50% 20%
Upper Range 7 59% 21% 60% 15%
< Reporting Level 4 57% 13% 63% 10%
Total 33 56% 22% 60% 18%

Miscellaneous Statistics for the Samples
PHORATE

Characteristic N % % Basis
Plotted 33 87% Spiked
Estimated Values 16 42% Spiked
Deleted Values 1 2% Spiked + Not Spiked
Spiked, Censored 4 11% Spiked
Spiked 38 .  
False Negatives 1 3% 1 out of 38
Not Spiked 28 .  
False Positives 0 0% 0 out of 27