BQS OBSP Determination:
PHENANTHRENE
SCHEDULE: 1433 , TESTIDCODE: 34462GCM37
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
PHENANTHRENE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 80 84% 12% 85% 13%
Total 80 84% 12% 85% 13%

Sample Statistics
PHENANTHRENE

Characteristic N % % Basis
Plotted 80 99% Spiked
Estimated Values 3 4% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 81 .  
False Negatives 1 1% 1 out of 81
Not Spiked 90 .  
False Positives 0 0% 0 out of 90