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 46 54% 14% 54% 18%
Total 47 54% 14% 55% 18%

Miscellaneous Statistics for the Samples
4-NITROPHENOL

Characteristic N % % Basis
Plotted 47 96% Spiked
Estimated Values 36 73% Spiked
Deleted Values 4 3% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 49 .  
False Negatives 2 4% 2 out of 49
Not Spiked 98 .  
False Positives 2 2% 2 out of 94