BQS OBSP Determination:
1,2,3,5-TETRAMETHYLBENZENE
METHOD: 2021 , TESTIDCODE: 50000GCM66
Open Data Set
Plotted Points Statistics
1,2,3,5-TETRAMETHYLBENZENE
Spike Level
N
Mean
Std-Dev.
Median
F_Pseudo
< Reporting Level
4
89%
26%
78%
24%
>= Reporting Level
116
86%
16%
85%
13%
Total
120
86%
16%
85%
13%
Sample Statistics
1,2,3,5-TETRAMETHYLBENZENE
Characteristic
N
%
% Basis
Plotted
120
100%
Spiked
Estimated Values
7
6%
Spiked
Deleted Values
33
6%
Spiked + Not Spiked
Spiked, Censored
0
0%
Spiked
Spiked
125
.
False Negatives
0
0%
0 out of 120
Not Spiked
383
.
False Positives
2
1%
2 out of 355