Plot of pctrecov by newdate

Statistics for the Plotted Points
BENDIOCARB

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 7 78% 21% 77% 12%
>= Reporting Level 63 93% 40% 92% 12%
Total 70 92% 39% 91% 14%

Miscellaneous Statistics for the Samples
BENDIOCARB

Characteristic N % % Basis
Plotted 70 84% Spiked
Estimated Values 20 24% Spiked
Deleted Values 3 1% Spiked + Not Spiked
Spiked, Censored 3 4% Spiked
Spiked 84 .  
False Negatives 10 12% 10 out of 83
Not Spiked 122 .  
False Positives 4 3% 4 out of 120