BQS OBSP Determination:
1,2-DICHLOROBENZENE
SCHEDULE: 1383 , TESTIDCODE: 34536GCM57
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
1,2-DICHLOROBENZENE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 61 83% 14% 86% 8%
Total 61 83% 14% 86% 8%

Sample Statistics
1,2-DICHLOROBENZENE

Characteristic N % % Basis
Plotted 61 98% Spiked
Estimated Values 5 8% 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 1 1% 1 out of 73