BQS OBSP Determination:
4-N-OCTYLPHENOL
SCHEDULE: 1433 , TESTIDCODE: 62061GCM37
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
4-N-OCTYLPHENOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 8 56% 23% 52% 28%
>= Reporting Level 77 50% 18% 50% 19%
Total 85 51% 18% 50% 19%

Sample Statistics
4-N-OCTYLPHENOL

Characteristic N % % Basis
Plotted 85 98% Spiked
Estimated Values 72 83% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 1 1% Spiked
Spiked 87 .  
False Negatives 1 1% 1 out of 87
Not Spiked 84 .  
False Positives 1 1% 1 out of 84