Plot of pctrecov * newdate

Statistics for the Plotted Points
ETHYL TERT-BUTYL ETHER

Spike Level N Mean Std-Dev. Median F_Pseudo
Lower Range 14 98% 13% 94% 6%
Upper Range 7 101% 10% 96% 13%
Total 21 99% 12% 96% 12%

Miscellaneous Statistics for the Samples
ETHYL TERT-BUTYL ETHER

Characteristic N % % Basis
Plotted 21 100% Spiked
Estimated Values 0 0% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 21 .  
False Negatives 0 0% 0 out of 21
Not Spiked 125 .  
False Positives 0 0% 0 out of 125