Plot of pctrecov * newdate

Statistics for the Plotted Points
PARATHION-METHYL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 10 120% 26% 124% 27%
>= Reporting Level 74 89% 14% 89% 14%
Total 84 93% 19% 92% 15%

Miscellaneous Statistics for the Samples
PARATHION-METHYL

Characteristic N % % Basis
Plotted 84 98% Spiked
Estimated Values 11 13% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 1 1% Spiked
Spiked 86 .  
False Negatives 1 1% 1 out of 86
Not Spiked 127 .  
False Positives 0 0% 0 out of 127