Plot of pctrecov * newdate

Statistics for the Plotted Points
4-METHYL-2-PENTANONE

Spike Level N Mean Std-Dev. Median F_Pseudo
Lower Range 4 115% 7% 117% 7%
Upper Range 15 98% 9% 97% 7%
< Reporting Level 6 113% 33% 118% 43%
Total 25 104% 19% 102% 14%

Miscellaneous Statistics for the Samples
4-METHYL-2-PENTANONE

Characteristic N % % Basis
Plotted 25 69% Spiked
Estimated Values 14 39% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 9 25% Spiked
Spiked 36 .  
False Negatives 2 6% 2 out of 36
Not Spiked 126 .  
False Positives 0 0% 0 out of 126