BQS ORGANIC BLIND SAMPLES
BUTYLBENZENE,
Schedule: 2021 Testid: 77342GCM66
Measured in MICROGRAMS PER LITER
01/17/09 TO 12/22/12
Open Data Set

Plot of pctrecov by newdate

Statistics for the Plotted Points
BUTYLBENZENE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 47 77% 12% 76% 12%
Total 47 77% 12% 76% 12%

Miscellaneous Statistics for the Samples
BUTYLBENZENE

Characteristic N % % Basis
Plotted 47 100% Spiked
Estimated Values 2 4% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 47 .  
False Negatives 0 0% 0 out of 47
Not Spiked 99 .  
False Positives 0 0% 0 out of 99