BQS ORGANIC BLIND SAMPLES
ANTHRAQUINONE,
Schedule: 1433 Testid: 62066GCM37
Measured in MICROGRAMS PER LITER
02/13/07 TO 01/23/13
Open Data Set

Plot of pctrecov by newdate

Statistics for the Plotted Points
ANTHRAQUINONE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 5 95% 20% 106% 15%
>= Reporting Level 85 86% 16% 85% 12%
Total 90 86% 16% 86% 12%

Miscellaneous Statistics for the Samples
ANTHRAQUINONE

Characteristic N % % Basis
Plotted 90 100% Spiked
Estimated Values 65 72% Spiked
Deleted Values 1 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 91 .  
False Negatives 0 0% 0 out of 90
Not Spiked 109 .  
False Positives 1 1% 1 out of 109