BQS OBSP Determination:
CHLOROMETHANE
METHOD: 4440 , TESTIDCODE: 34418GCM66
Open Data Set
Plotted Points Statistics
CHLOROMETHANE
Spike Level
N
Mean
Std-Dev.
Median
F_Pseudo
>= Reporting Level
23
117%
38%
107%
25%
Total
23
117%
38%
107%
25%
Sample Statistics
CHLOROMETHANE
Characteristic
N
%
% Basis
Plotted
23
100%
Spiked
Estimated Values
23
100%
Spiked
Deleted Values
0
0%
Spiked + Not Spiked
Spiked, Censored
0
0%
Spiked
Spiked
23
.
False Negatives
0
0%
0 out of 23
Not Spiked
13
.
False Positives
1
8%
1 out of 13
