BQS OBSP Determination:
2,4-D
SCHEDULE: 2060 , TESTIDCODE: 39732LCM29
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
2,4-D

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 7 81% 12% 81% 20%
>= Reporting Level 78 99% 30% 93% 16%
Total 85 98% 29% 93% 16%

Sample Statistics
2,4-D

Characteristic N % % Basis
Plotted 85 100% Spiked
Estimated Values 10 12% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 85 .  
False Negatives 0 0% 0 out of 85
Not Spiked 83 .  
False Positives 0 0% 0 out of 83