BQS OBSP Determination:
PHENOL
SCHEDULE: 1433 , TESTIDCODE: 34466GCM37
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
PHENOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 4 93% 5% 91% 6%
>= Reporting Level 83 94% 18% 96% 19%
Total 87 94% 18% 94% 18%

Sample Statistics
PHENOL

Characteristic N % % Basis
Plotted 87 100% Spiked
Estimated Values 7 8% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 87 .  
False Negatives 0 0% 0 out of 87
Not Spiked 84 .  
False Positives 0 0% 0 out of 84