BQS OBSP Determination:
TETRACHLOROETHYLENE
SCHEDULE: 1433 , TESTIDCODE: 34476GCM37
Open Data Set
Plotted Points Statistics
TETRACHLOROETHYLENE
Spike Level
N
Mean
Std-Dev.
Median
F_Pseudo
< Reporting Level
4
21%
8%
18%
7%
>= Reporting Level
78
25%
11%
25%
11%
Total
82
25%
11%
25%
11%
Sample Statistics
TETRACHLOROETHYLENE
Characteristic
N
%
% Basis
Plotted
82
95%
Spiked
Estimated Values
82
95%
Spiked
Deleted Values
0
0%
Spiked + Not Spiked
Spiked, Censored
2
2%
Spiked
Spiked
86
.
False Negatives
2
2%
2 out of 86
Not Spiked
85
.
False Positives
0
0%
0 out of 85