Plot of pctrecov by newdate

Statistics for the Plotted Points
P,P'-METHOXYCHLOR

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 62 91% 32% 83% 20%
Total 62 91% 32% 83% 20%

Miscellaneous Statistics for the Samples
P,P'-METHOXYCHLOR

Characteristic N % % Basis
Plotted 62 98% Spiked
Estimated Values 13 21% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 63 .  
False Negatives 1 2% 1 out of 63
Not Spiked 51 .  
False Positives 1 2% 1 out of 51