BQS ORGANIC BLIND SAMPLES
2-METHYLNAPHTHALENE,
Schedule: 1433 Testid: 62056GCM37
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
2-METHYLNAPHTHALENE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 91 70% 12% 69% 12%
Total 91 70% 12% 69% 12%

Miscellaneous Statistics for the Samples
2-METHYLNAPHTHALENE

Characteristic N % % Basis
Plotted 91 99% Spiked
Estimated Values 3 3% Spiked
Deleted Values 1 1% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 93 .  
False Negatives 1 1% 1 out of 92
Not Spiked 107 .  
False Positives 1 1% 1 out of 107