Plot of pctrecov by newdate

Statistics for the Plotted Points
4-N-OCTYLPHENOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 6 75% 17% 74% 26%
>= Reporting Level 83 51% 17% 51% 19%
Total 89 53% 18% 53% 18%

Miscellaneous Statistics for the Samples
4-N-OCTYLPHENOL

Characteristic N % % Basis
Plotted 89 99% Spiked
Estimated Values 53 59% Spiked
Deleted Values 3 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 93 .  
False Negatives 1 1% 1 out of 90
Not Spiked 143 .  
False Positives 0 0% 0 out of 143