BQS OBSP Determination:
METHADONE
METHOD: 2440 , TESTIDCODE: 67500LCM56
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
METHADONE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 18 65% 20% 60% 9%
Total 18 65% 20% 60% 9%

Sample Statistics
METHADONE

Characteristic N % % Basis
Plotted 18 90% Spiked
Estimated Values 4 20% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 20 .  
False Negatives 2 10% 2 out of 20
Not Spiked 32 .  
False Positives 0 0% 0 out of 32