BQS OBSP Determination:
DIFLUFENZOPYR
METHOD: 2437 , TESTIDCODE: 68577LCM60
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
DIFLUFENZOPYR

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 15 91% 34% 88% 35%
Total 15 91% 34% 88% 35%

Sample Statistics
DIFLUFENZOPYR

Characteristic N % % Basis
Plotted 15 94% Spiked
Estimated Values 1 6% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 16 .  
False Negatives 1 6% 1 out of 16
Not Spiked 32 .  
False Positives 4 13% 4 out of 32