BQS OBSP Determination:
TRICHLOROETHYLENE
METHOD: 4440 , TESTIDCODE: 39180GCM66
Open Data Set
Plotted Points Statistics
TRICHLOROETHYLENE
Spike Level
N
Mean
Std-Dev.
Median
F_Pseudo
>= Reporting Level
48
107%
18%
104%
16%
Total
48
107%
18%
104%
16%
Sample Statistics
TRICHLOROETHYLENE
Characteristic
N
%
% Basis
Plotted
48
100%
Spiked
Estimated Values
0
0%
Spiked
Deleted Values
0
0%
Spiked + Not Spiked
Spiked, Censored
0
0%
Spiked
Spiked
48
.
False Negatives
0
0%
0 out of 48
Not Spiked
25
.
False Positives
5
20%
5 out of 25