Plot of pctrecov by newdate

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

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 26 86% 19% 83% 14%
>= Reporting Level 25 79% 14% 81% 11%
Total 51 82% 17% 82% 12%

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

Characteristic N % % Basis
Plotted 51 82% Spiked
Estimated Values 36 58% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 8 13% Spiked
Spiked 62 .  
False Negatives 3 5% 3 out of 62
Not Spiked 79 .  
False Positives 4 5% 4 out of 79