Plot of pctrecov * newdate

Statistics for the Plotted Points
PHORATE

Spike Level N Mean Std-Dev. Median F_Pseudo
Lower Range 35 63% 26% 61% 26%
Upper Range 14 63% 32% 77% 47%
< Reporting Level 9 55% 17% 53% 13%
Total 58 62% 26% 61% 28%

Miscellaneous Statistics for the Samples
PHORATE

Characteristic N % % Basis
Plotted 58 87% Spiked
Estimated Values 17 25% Spiked
Deleted Values 4 1% Spiked + Not Spiked
Spiked, Censored 2 3% Spiked
Spiked 71 .  
False Negatives 7 10% 7 out of 67
Not Spiked 215 .  
False Positives 0 0% 0 out of 215