BQS OBSP Determination:
2-HEXANONE
METHOD: 2021 , TESTIDCODE: 77103GCM66
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
2-HEXANONE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 8 122% 38% 129% 31%
>= Reporting Level 132 97% 13% 98% 11%
Total 140 99% 16% 98% 13%

Sample Statistics
2-HEXANONE

Characteristic N % % Basis
Plotted 140 89% Spiked
Estimated Values 44 28% Spiked
Deleted Values 33 6% Spiked + Not Spiked
Spiked, Censored 16 10% Spiked
Spiked 164 .  
False Negatives 2 1% 2 out of 158
Not Spiked 344 .  
False Positives 0 0% 0 out of 317