BQS ORGANIC BLIND SAMPLES
ATRAZINE,
Schedule: 2060 Testid: 39632LCM29
Measured in MICROGRAMS PER LITER
02/09/07 TO 12/05/12
Open Data Set

Plot of pctrecov by newdate

Statistics for the Plotted Points
ATRAZINE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 3 93% 7% 90% 10%
>= Reporting Level 82 110% 25% 110% 17%
Total 85 110% 25% 108% 18%

Miscellaneous Statistics for the Samples
ATRAZINE

Characteristic N % % Basis
Plotted 85 100% Spiked
Estimated Values 10 12% Spiked
Deleted Values 0 0% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 85 .  
False Negatives 0 0% 0 out of 85
Not Spiked 111 .  
False Positives 1 1% 1 out of 111