BQS OBSP Determination:
HEXACHLOROBUTADIENE
SCHEDULE: 1383 , TESTIDCODE: 39702GCM57
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
HEXACHLOROBUTADIENE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 61 77% 12% 79% 8%
Total 61 77% 12% 79% 8%

Sample Statistics
HEXACHLOROBUTADIENE

Characteristic N % % Basis
Plotted 61 98% Spiked
Estimated Values 8 13% Spiked
Deleted Values 2 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 63 .  
False Negatives 1 2% 1 out of 62
Not Spiked 74 .  
False Positives 15 21% 15 out of 73