Plot of pctrecov by newdate

Statistics for the Plotted Points
2,4-DICHLOROPHENOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 2 83% 21% 83% 22%
>= Reporting Level 36 80% 15% 79% 14%
Total 38 81% 15% 79% 17%

Miscellaneous Statistics for the Samples
2,4-DICHLOROPHENOL

Characteristic N % % Basis
Plotted 38 97% Spiked
Estimated Values 8 21% Spiked
Deleted Values 2 2% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 39 .  
False Negatives 1 3% 1 out of 39
Not Spiked 84 .  
False Positives 4 5% 4 out of 82