BQS ORGANIC BLIND SAMPLES
1,2,4-TRICHLOROBENZENE,
Schedule: 1383 Testid: 34551GCM57
Measured in MICROGRAMS PER LITER
04/13/07 TO 09/18/12
Open Data Set

Plot of pctrecov by newdate

Statistics for the Plotted Points
1,2,4-TRICHLOROBENZENE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 54 85% 14% 88% 9%
Total 54 85% 14% 88% 9%

Miscellaneous Statistics for the Samples
1,2,4-TRICHLOROBENZENE

Characteristic N % % Basis
Plotted 54 96% Spiked
Estimated Values 3 5% Spiked
Deleted Values 4 3% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 57 .  
False Negatives 2 4% 2 out of 56
Not Spiked 83 .  
False Positives 4 5% 4 out of 80