Plot of pctrecov by newdate

Statistics for the Plotted Points
4-NITROPHENOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 1 56% . 56% 0%
>= Reporting Level 35 54% 15% 51% 20%
Total 36 54% 15% 53% 19%

Miscellaneous Statistics for the Samples
4-NITROPHENOL

Characteristic N % % Basis
Plotted 36 95% Spiked
Estimated Values 32 84% Spiked
Deleted Values 4 3% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 38 .  
False Negatives 2 5% 2 out of 38
Not Spiked 102 .  
False Positives 2 2% 2 out of 98