BQS OBSP Determination:
N-NITROSODIPHENYLAMINE
SCHEDULE: 1383 , TESTIDCODE: 34433GCM57
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
N-NITROSODIPHENYLAMINE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 4 54% 20% 57% 21%
>= Reporting Level 55 59% 17% 60% 20%
Total 59 58% 17% 60% 20%

Sample Statistics
N-NITROSODIPHENYLAMINE

Characteristic N % % Basis
Plotted 59 100% Spiked
Estimated Values 8 14% Spiked
Deleted Values 2 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 60 .  
False Negatives 0 0% 0 out of 59
Not Spiked 77 .  
False Positives 1 1% 1 out of 76