BQS OBSP Determination:
ANTHRACENE
METHOD: 1383 , TESTIDCODE: 34220GCM57
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
ANTHRACENE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 58 74% 13% 75% 10%
Total 58 74% 13% 75% 10%

Sample Statistics
ANTHRACENE

Characteristic N % % Basis
Plotted 58 98% Spiked
Estimated Values 1 2% Spiked
Deleted Values 2 2% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 60 .  
False Negatives 1 2% 1 out of 59
Not Spiked 62 .  
False Positives 2 3% 2 out of 61