BQS ORGANIC BLIND SAMPLES
CLOPYRALID,
Schedule: 2060 Testid: 49305LCM29
Measured in MICROGRAMS PER LITER
02/09/07 TO 12/21/12
Open Data Set

Plot of pctrecov by newdate

Statistics for the Plotted Points
CLOPYRALID

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 9 54% 15% 60% 9%
>= Reporting Level 71 55% 23% 54% 28%
Total 80 55% 22% 54% 26%

Miscellaneous Statistics for the Samples
CLOPYRALID

Characteristic N % % Basis
Plotted 80 94% Spiked
Estimated Values 60 71% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 85 .  
False Negatives 5 6% 5 out of 85
Not Spiked 111 .  
False Positives 0 0% 0 out of 111