Plot of pctrecov * newdate

Statistics for the Plotted Points
ACETOCHLOR

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 5 139% 35% 132% 13%
>= Reporting Level 138 109% 21% 106% 16%
Total 143 110% 22% 106% 16%

Miscellaneous Statistics for the Samples
ACETOCHLOR

Characteristic N % % Basis
Plotted 143 99% Spiked
Estimated Values 0 0% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 144 .  
False Negatives 1 1% 1 out of 144
Not Spiked 69 .  
False Positives 2 3% 2 out of 69