BQS OBSP Determination:
PHORATE
METHOD: 2001 , TESTIDCODE: 82664GCM35
Open Data Set

The SGPlot Procedure

Plotted Points Statistics
PHORATE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 68 64% 26% 64% 24%
Total 68 64% 26% 64% 24%

Sample Statistics
PHORATE

Characteristic N % % Basis
Plotted 68 96% Spiked
Estimated Values 2 3% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 71 .  
False Negatives 3 4% 3 out of 71
Not Spiked 59 .  
False Positives 4 7% 4 out of 59