Plot of pctrecov by newdate

Statistics for the Plotted Points
N-NITROSODIPHENYLAMINE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 2 44% 23% 44% 24%
>= Reporting Level 47 57% 18% 59% 21%
Total 49 56% 19% 59% 19%

Miscellaneous Statistics for the Samples
N-NITROSODIPHENYLAMINE

Characteristic N % % Basis
Plotted 49 94% Spiked
Estimated Values 12 23% Spiked
Deleted Values 4 3% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 55 .  
False Negatives 3 6% 3 out of 52
Not Spiked 89 .  
False Positives 1 1% 1 out of 88