BQS OBSP Determination:
PHORATE SULFOXIDE
METHOD: 2437 , TESTIDCODE: 68673LCM60
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
PHORATE SULFOXIDE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 20 117% 47% 103% 34%
Total 20 117% 47% 103% 34%

Sample Statistics
PHORATE SULFOXIDE

Characteristic N % % Basis
Plotted 20 100% Spiked
Estimated Values 1 5% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 20 .  
False Negatives 0 0% 0 out of 20
Not Spiked 28 .  
False Positives 15 54% 15 out of 28