BQS ORGANIC BLIND SAMPLES
2,4-DIMETHYLPHENOL,
Schedule: 1383 Testid: 34606GCM56
Measured in MICROGRAMS PER LITER
04/13/07 TO 01/08/13
Open Data Set

Plot of pctrecov by newdate

Statistics for the Plotted Points
2,4-DIMETHYLPHENOL

Spike Level N Mean Std-Dev. Median F_Pseudo
< Reporting Level 3 85% 6% 86% 8%
>= Reporting Level 49 64% 19% 67% 18%
Total 52 65% 19% 68% 20%

Miscellaneous Statistics for the Samples
2,4-DIMETHYLPHENOL

Characteristic N % % Basis
Plotted 52 98% Spiked
Estimated Values 16 30% Spiked
Deleted Values 4 3% Spiked + Not Spiked
Spiked, Censored 1 2% Spiked
Spiked 54 .  
False Negatives 0 0% 0 out of 53
Not Spiked 86 .  
False Positives 1 1% 1 out of 83