Plot of pctrecov * newdate

Statistics for the Plotted Points
2,4-D METHYL ESTER

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 12 89% 26% 85% 20%
>= Reporting Level 31 62% 28% 61% 25%
Total 43 70% 30% 73% 29%

Miscellaneous Statistics for the Samples
2,4-D METHYL ESTER

Characteristic N % % Basis
Plotted 43 70% Spiked
Estimated Values 14 23% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 8 13% Spiked
Spiked 61 .  
False Negatives 10 16% 10 out of 61
Not Spiked 44 .  
False Positives 19 43% 19 out of 44