BQS OBSP Determination:
BROMOMETHANE
METHOD: 4440 , TESTIDCODE: 34413GCM66
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
BROMOMETHANE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 25 86% 32% 89% 39%
Total 25 86% 32% 89% 39%

Sample Statistics
BROMOMETHANE

Characteristic N % % Basis
Plotted 25 100% Spiked
Estimated Values 25 100% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 25 .  
False Negatives 0 0% 0 out of 25
Not Spiked 11 .  
False Positives 10 91% 10 out of 11