BQS OBSP Determination:
METHOTREXATE
METHOD: 2440 , TESTIDCODE: 67525LCM56
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
METHOTREXATE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 29 66% 15% 67% 16%
Total 29 66% 15% 67% 16%

Sample Statistics
METHOTREXATE

Characteristic N % % Basis
Plotted 29 88% Spiked
Estimated Values 29 88% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 33 .  
False Negatives 4 12% 4 out of 33
Not Spiked 19 .  
False Positives 0 0% 0 out of 19