BQS ORGANIC BLIND SAMPLES
ISOPHORONE,
Schedule: 1383 Testid: 34408GCM57
Measured in MICROGRAMS PER LITER
04/28/07 TO 09/18/12
Open Data Set

Plot of pctrecov by newdate

Statistics for the Plotted Points
ISOPHORONE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 51 82% 22% 82% 26%
Total 51 82% 22% 82% 26%

Miscellaneous Statistics for the Samples
ISOPHORONE

Characteristic N % % Basis
Plotted 51 100% Spiked
Estimated Values 9 18% Spiked
Deleted Values 4 3% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 54 .  
False Negatives 0 0% 0 out of 51
Not Spiked 86 .  
False Positives 0 0% 0 out of 85