Plot of pctrecov by newdate

Statistics for the Plotted Points
ALDICARB

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 2 40% 23% 40% 24%
>= Reporting Level 84 63% 25% 65% 16%
Total 86 62% 25% 65% 17%

Miscellaneous Statistics for the Samples
ALDICARB

Characteristic N % % Basis
Plotted 86 80% Spiked
Estimated Values 78 73% Spiked
Deleted Values 2 1% Spiked + Not Spiked
Spiked, Censored 16 15% Spiked
Spiked 107 .  
False Negatives 5 5% 5 out of 107
Not Spiked 126 .  
False Positives 1 1% 1 out of 124