Plot of pctrecov * newdate

Statistics for the Plotted Points
CHLORPYRIFOS

Spike Level N Mean Std-Dev. Median F_Pseudo
Lower Range 27 59% 25% 60% 22%
Upper Range 13 68% 15% 70% 12%
Total 40 62% 23% 66% 20%

Miscellaneous Statistics for the Samples
CHLORPYRIFOS

Characteristic N % % Basis
Plotted 40 100% Spiked
Estimated Values 14 35% Spiked
Deleted Values 6 8% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 44 .  
False Negatives 0 0% 0 out of 40
Not Spiked 30 .  
False Positives 0 0% 0 out of 28