BQS OBSP Determination:
ACRYLONITRILE
METHOD: 2021 , TESTIDCODE: 34215GCM66
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
ACRYLONITRILE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 15 111% 19% 116% 20%
>= Reporting Level 132 104% 13% 102% 9%
Total 147 105% 14% 103% 11%

Sample Statistics
ACRYLONITRILE

Characteristic N % % Basis
Plotted 147 91% Spiked
Estimated Values 17 10% Spiked
Deleted Values 33 6% Spiked + Not Spiked
Spiked, Censored 15 9% Spiked
Spiked 167 .  
False Negatives 0 0% 0 out of 162
Not Spiked 341 .  
False Positives 0 0% 0 out of 313