Plot of pctrecov by newdate

Statistics for the Plotted Points
4-N-OCTYLPHENOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 4 82% 17% 87% 19%
>= Reporting Level 74 52% 18% 53% 18%
Total 78 54% 19% 54% 17%

Miscellaneous Statistics for the Samples
4-N-OCTYLPHENOL

Characteristic N % % Basis
Plotted 78 99% Spiked
Estimated Values 42 53% Spiked
Deleted Values 3 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 82 .  
False Negatives 1 1% 1 out of 79
Not Spiked 131 .  
False Positives 0 0% 0 out of 131