OBSP Determination:
DEMETHYL NORFLURAZON
METHOD: 2437 , TESTIDCODE: 68567LCM60
Plotted Points Statistics
DEMETHYL NORFLURAZON
Spike Level
N
Mean
Std-Dev.
Median
F_Pseudo
< Reporting Level
2
166%
1%
166%
1%
>= Reporting Level
41
93%
13%
93%
12%
Total
43
96%
20%
93%
14%
Sample Statistics
DEMETHYL NORFLURAZON
Characteristic
N
%
% Basis
Plotted
43
96%
Spiked
Estimated Values
2
4%
Spiked
Deleted Values
2
2%
Spiked + Not Spiked
Spiked, Censored
0
0%
Spiked
Spiked
45
.
False Negatives
2
4%
2 out of 45
Not Spiked
74
.
False Positives
0
0%
0 out of 72