BQS OBSP Determination:
1-NAPHTHOL
SCHEDULE: 2033 , TESTIDCODE: 49295GCM39
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
1-NAPHTHOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 7 52% 15% 56% 17%
>= Reporting Level 64 82% 38% 72% 33%
Total 71 79% 38% 67% 34%

Sample Statistics
1-NAPHTHOL

Characteristic N % % Basis
Plotted 71 100% Spiked
Estimated Values 71 100% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 71 .  
False Negatives 0 0% 0 out of 71
Not Spiked 97 .  
False Positives 0 0% 0 out of 97