Plot of pctrecov by newdate

Statistics for the Plotted Points
BETA-STIGMASTANOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 3 65% 31% 58% 45%
>= Reporting Level 71 61% 18% 59% 19%
Total 74 61% 19% 59% 19%

Miscellaneous Statistics for the Samples
BETA-STIGMASTANOL

Characteristic N % % Basis
Plotted 74 94% Spiked
Estimated Values 70 89% Spiked
Deleted Values 5 2% Spiked + Not Spiked
Spiked, Censored 2 3% Spiked
Spiked 83 .  
False Negatives 3 4% 3 out of 79
Not Spiked 130 .  
False Positives 0 0% 0 out of 129