Plot of pctrecov * newdate

Statistics for the Plotted Points
ALPHA-ENDOSULFAN (ENDOSULFAN I)

Spike Level N Mean Std-Dev. Median F_Pseudo
Lower Range 15 49% 18% 46% 24%
Upper Range 19 61% 25% 52% 33%
< Reporting Level 12 66% 10% 66% 11%
Total 46 58% 21% 60% 16%

Miscellaneous Statistics for the Samples
ALPHA-ENDOSULFAN (ENDOSULFAN I)

Characteristic N % % Basis
Plotted 46 84% Spiked
Estimated Values 17 31% Spiked
Deleted Values 2 3% Spiked + Not Spiked
Spiked, Censored 7 13% Spiked
Spiked 57 .  
False Negatives 2 4% 2 out of 55
Not Spiked 16 .  
False Positives 3 19% 3 out of 16