BQS OBSP Determination:
2,4-DIMETHYLPHENOL
METHOD: 1383 , TESTIDCODE: 34606GCM56
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
2,4-DIMETHYLPHENOL

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 56 60% 20% 66% 21%
Total 56 60% 20% 66% 21%

Sample Statistics
2,4-DIMETHYLPHENOL

Characteristic N % % Basis
Plotted 56 100% Spiked
Estimated Values 11 20% Spiked
Deleted Values 2 2% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 57 .  
False Negatives 0 0% 0 out of 56
Not Spiked 65 .  
False Positives 0 0% 0 out of 64