BQS OBSP Determination:
2,2-DICHLOROPROPANE
METHOD: 2021 , TESTIDCODE: 77170GCM66
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
2,2-DICHLOROPROPANE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 1 37% . 37% 0%
>= Reporting Level 130 86% 13% 84% 12%
Total 131 85% 13% 84% 12%

Sample Statistics
2,2-DICHLOROPROPANE

Characteristic N % % Basis
Plotted 131 100% Spiked
Estimated Values 26 20% Spiked
Deleted Values 33 6% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 159 .  
False Negatives 0 0% 0 out of 131
Not Spiked 349 .  
False Positives 1 0% 1 out of 344