Plot of pctrecov by newdate

Statistics for the Plotted Points
1,4-DICHLOROBENZENE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 1 89% . 89% 0%
>= Reporting Level 45 83% 16% 86% 11%
Total 46 83% 16% 86% 11%

Miscellaneous Statistics for the Samples
1,4-DICHLOROBENZENE

Characteristic N % % Basis
Plotted 46 98% Spiked
Estimated Values 6 13% Spiked
Deleted Values 2 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 47 .  
False Negatives 1 2% 1 out of 47
Not Spiked 93 .  
False Positives 22 24% 22 out of 91