Plot of pctrecov * newdate

Statistics for the Plotted Points
PARATHION-METHYL

Spike Level N Mean Std-Dev. Median F_Pseudo
Lower Range 19 60% 24% 62% 18%
Upper Range 13 62% 23% 65% 14%
Total 32 61% 23% 62% 19%

Miscellaneous Statistics for the Samples
PARATHION-METHYL

Characteristic N % % Basis
Plotted 32 97% Spiked
Estimated Values 12 36% Spiked
Deleted Values 5 7% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 35 .  
False Negatives 1 3% 1 out of 33
Not Spiked 39 .  
False Positives 0 0% 0 out of 36