Plot of pctrecov by newdate

Statistics for the Plotted Points
2,4-DINITROTOLUENE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 4 106% 35% 114% 39%
>= Reporting Level 47 86% 17% 86% 13%
Total 51 87% 19% 88% 15%

Miscellaneous Statistics for the Samples
2,4-DINITROTOLUENE

Characteristic N % % Basis
Plotted 51 98% Spiked
Estimated Values 16 31% Spiked
Deleted Values 4 3% Spiked + Not Spiked
Spiked, Censored 1 2% Spiked
Spiked 53 .  
False Negatives 0 0% 0 out of 52
Not Spiked 91 .  
False Positives 4 5% 4 out of 88