BQS OBSP Determination:
NORETHINDRONE
METHOD: 6434 , TESTIDCODE: 63644GM006
Open Data Set

Analysis Date = 09/26/16 SpikeMix = Abs 051616sed4H3: 0 µl & Abs 051616sed4H1: 0 µl Pct Recovery = 33% Analysis Date = 05/24/17 SpikeMix = ERA 04121615: 0 µl Pct Recovery = 123% Analysis Date = 03/17/17 SpikeMix = ERA 04121614: 0 µl & ERA 04121615: 0 µl Pct Recovery = 60% Y = 1.5 Y = 0.5 Y = 1
The SGPlot Procedure

Plotted Points Statistics
NORETHINDRONE

Spike Level N Mean Std-Dev. Median F_Pseudo
>= Reporting Level 3 72% 46% 60% 67%
Total 3 72% 46% 60% 67%

Sample Statistics
NORETHINDRONE

Characteristic N % % Basis
Plotted 3 27% Spiked
Estimated Values 0 0% Spiked
Deleted Values 1 5% Spiked + Not Spiked
Spiked, Censored 0 0% Spiked
Spiked 12 .  
False Negatives 8 73% 8 out of 11
Not Spiked 7 .  
False Positives 0 0% 0 out of 7