BQS OBSP Determination:
BENZO[A]PYRENE
SCHEDULE: 1383 , TESTIDCODE: 34247GCM57
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
BENZO[A]PYRENE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 61 78% 12% 79% 14%
Total 61 78% 12% 79% 14%

Sample Statistics
BENZO[A]PYRENE

Characteristic N % % Basis
Plotted 61 98% Spiked
Estimated Values 5 8% Spiked
Deleted Values 2 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 63 .  
False Negatives 1 2% 1 out of 62
Not Spiked 74 .  
False Positives 1 1% 1 out of 73