BQS OBSP Determination:
4-CHLORO-3-METHYLPHENOL
METHOD: 1383 , TESTIDCODE: 34452GCM56
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
4-CHLORO-3-METHYLPHENOL

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 47 78% 15% 79% 13%
Total 47 78% 15% 79% 13%

Sample Statistics
4-CHLORO-3-METHYLPHENOL

Characteristic N % % Basis
Plotted 47 100% Spiked
Estimated Values 4 9% Spiked
Deleted Values 2 2% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 48 .  
False Negatives 0 0% 0 out of 47
Not Spiked 74 .  
False Positives 1 1% 1 out of 73