BQS ORGANIC BLIND SAMPLES
2-CHLORONAPHTHALENE,
Schedule: 1383 Testid: 34581GCM57
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
2-CHLORONAPHTHALENE

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 2 86% 6% 86% 6%
>= Reporting Level 52 83% 13% 84% 11%
Total 54 83% 13% 84% 11%

Miscellaneous Statistics for the Samples
2-CHLORONAPHTHALENE

Characteristic N % % Basis
Plotted 54 96% Spiked
Estimated Values 6 11% Spiked
Deleted Values 4 3% Spiked + Not Spiked
Spiked, Censored 1 2% Spiked
Spiked 57 .  
False Negatives 1 2% 1 out of 56
Not Spiked 83 .  
False Positives 0 0% 0 out of 80