Plot of pctrecov by newdate

Statistics for the Plotted Points
3(4-CHLOROPHENYL) METHYL UREA

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 24 85% 31% 82% 18%
>= Reporting Level 48 100% 22% 100% 21%
Total 72 95% 26% 97% 21%

Miscellaneous Statistics for the Samples
3(4-CHLOROPHENYL) METHYL UREA

Characteristic N % % Basis
Plotted 72 99% Spiked
Estimated Values 27 37% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 73 .  
False Negatives 1 1% 1 out of 73
Not Spiked 68 .  
False Positives 0 0% 0 out of 68