Plot of pctrecov * newdate

Statistics for the Plotted Points
ETHYL TERT-BUTYL ETHER

Spike Level N Mean Std-Dev. Median F_Pseudo
Lower Range 6 107% 14% 103% 17%
Upper Range 5 103% 11% 108% 15%
< Reporting Level 4 94% 15% 94% 16%
Total 15 102% 14% 99% 15%

Miscellaneous Statistics for the Samples
ETHYL TERT-BUTYL ETHER

Characteristic N % % Basis
Plotted 15 100% Spiked
Estimated Values 4 27% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 15 .  
False Negatives 0 0% 0 out of 15
Not Spiked 147 .  
False Positives 0 0% 0 out of 147