OBSP Determination:
1-NAPHTHOL
METHOD: 2033 , TESTIDCODE: 49295GCM39
Plotted Points Statistics
1-NAPHTHOL
Spike Level
N
Mean
Std-Dev.
Median
F_Pseudo
< Reporting Level
17
56%
22%
59%
26%
>= Reporting Level
161
55%
35%
48%
28%
Total
178
55%
34%
49%
28%
Sample Statistics
1-NAPHTHOL
Characteristic
N
%
% Basis
Plotted
178
99%
Spiked
Estimated Values
178
99%
Spiked
Deleted Values
0
0%
Spiked + Not Spiked
Spiked, Censored
1
1%
Spiked
Spiked
180
.
False Negatives
1
1%
1 out of 180
Not Spiked
220
.
False Positives
8
4%
8 out of 220