Plot of pctrecov by newdate

Statistics for the Plotted Points
CHLORAMBEN, METHYL ESTER

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 6 110% 17% 105% 22%
>= Reporting Level 63 99% 25% 98% 28%
Total 69 100% 24% 98% 26%

Miscellaneous Statistics for the Samples
CHLORAMBEN, METHYL ESTER

Characteristic N % % Basis
Plotted 69 67% Spiked
Estimated Values 14 14% Spiked
Deleted Values 2 1% Spiked + Not Spiked
Spiked, Censored 6 6% Spiked
Spiked 103 .  
False Negatives 28 27% 28 out of 103
Not Spiked 121 .  
False Positives 3 3% 3 out of 119