BQS ORGANIC BLIND SAMPLES
CHLORPYRIFOS, OXYGEN ANALOG
Permanently Estimated Compound
Schedule: 2033 Testid: 61636GCM39
02/11/09 TO 12/20/12
Open Data Set

Plot of pctrecov by newdate

Statistics for the Plotted Points
CHLORPYRIFOS, OXYGEN ANALOG

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 9 74% 20% 72% 16%
>= Reporting Level 29 53% 30% 56% 37%
Total 38 58% 29% 60% 35%

Miscellaneous Statistics for the Samples
CHLORPYRIFOS, OXYGEN ANALOG

Characteristic N % % Basis
Plotted 38 61% Spiked
Estimated Values 38 61% Spiked
Deleted Values 2 1% Spiked + Not Spiked
Spiked, Censored 1 2% Spiked
Spiked 62 .  
False Negatives 23 37% 23 out of 62
Not Spiked 102 .  
False Positives 1 1% 1 out of 100