BQS OBSP Determination:
ATRAZINE
METHOD: 2440 , TESTIDCODE: 65065LCM56
Open Data Set
Plotted Points Statistics
ATRAZINE
Spike Level
N
Mean
Std-Dev.
Median
F_Pseudo
< Reporting Level
2
70%
1%
70%
1%
>= Reporting Level
73
79%
12%
77%
10%
Total
75
79%
12%
77%
12%
Sample Statistics
ATRAZINE
Characteristic
N
%
% Basis
Plotted
75
99%
Spiked
Estimated Values
3
4%
Spiked
Deleted Values
0
0%
Spiked + Not Spiked
Spiked, Censored
0
0%
Spiked
Spiked
76
.
False Negatives
1
1%
1 out of 76
Not Spiked
39
.
False Positives
5
13%
5 out of 39