BQS OBSP Determination:
1,2-DIPHENYLHYDRAZINE
METHOD: 1383 , TESTIDCODE: 82626GCM55
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
1,2-DIPHENYLHYDRAZINE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 48 85% 11% 85% 12%
Total 48 85% 11% 85% 12%

Sample Statistics
1,2-DIPHENYLHYDRAZINE

Characteristic N % % Basis
Plotted 48 98% Spiked
Estimated Values 5 10% Spiked
Deleted Values 2 2% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 50 .  
False Negatives 1 2% 1 out of 49
Not Spiked 62 .  
False Positives 0 0% 0 out of 61