BQS OBSP Determination:
M- AND P-XYLENE
METHOD: 4440 , TESTIDCODE: 85795GCM66
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
M- AND P-XYLENE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 21 86% 8% 84% 7%
Total 21 86% 8% 84% 7%

Sample Statistics
M- AND P-XYLENE

Characteristic N % % Basis
Plotted 21 100% Spiked
Estimated Values 0 0% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 21 .  
False Negatives 0 0% 0 out of 21
Not Spiked 8 .  
False Positives 0 0% 0 out of 8