Plot of pctrecov * newdate

Statistics for the Plotted Points
BENZENE

Spike Level N Mean Std-Dev. Median F_Pseudo
Lower Range 74 100% 11% 100% 9%
Upper Range 15 106% 8% 105% 9%
Total 89 101% 11% 101% 9%

Miscellaneous Statistics for the Samples
BENZENE

Characteristic N % % Basis
Plotted 89 100% Spiked
Estimated Values 20 22% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 89 .  
False Negatives 0 0% 0 out of 89
Not Spiked 57 .  
False Positives 6 11% 6 out of 57