BQS OBSP Determination:
PHORATE SULFONE
METHOD: 2437 , TESTIDCODE: 68672LCM60
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
PHORATE SULFONE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 16 102% 47% 90% 43%
Total 16 102% 47% 90% 43%

Sample Statistics
PHORATE SULFONE

Characteristic N % % Basis
Plotted 16 89% Spiked
Estimated Values 3 17% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 18 .  
False Negatives 2 11% 2 out of 18
Not Spiked 30 .  
False Positives 1 3% 1 out of 30