BQS OBSP Determination:
METHYL IODIDE
METHOD: 2021 , TESTIDCODE: 77424GCM66
Open Data Set
Plotted Points Statistics
METHYL IODIDE
Spike Level
N
Mean
Std-Dev.
Median
F_Pseudo
< Reporting Level
14
105%
33%
103%
20%
>= Reporting Level
120
103%
22%
106%
17%
Total
134
103%
23%
106%
18%
Sample Statistics
METHYL IODIDE
Characteristic
N
%
% Basis
Plotted
134
96%
Spiked
Estimated Values
134
96%
Spiked
Deleted Values
33
7%
Spiked + Not Spiked
Spiked, Censored
4
3%
Spiked
Spiked
156
.
False Negatives
2
1%
2 out of 140
Not Spiked
341
.
False Positives
19
6%
19 out of 324