BQS OBSP Determination:
4-METHYL-2-PENTANONE
METHOD: 4440 , TESTIDCODE: 78133GCM66
Open Data Set
Plotted Points Statistics
4-METHYL-2-PENTANONE
Spike Level
N
Mean
Std-Dev.
Median
F_Pseudo
< Reporting Level
7
106%
10%
106%
8%
>= Reporting Level
18
97%
11%
95%
12%
Total
25
99%
11%
99%
12%
Sample Statistics
4-METHYL-2-PENTANONE
Characteristic
N
%
% Basis
Plotted
25
100%
Spiked
Estimated Values
0
0%
Spiked
Deleted Values
0
0%
Spiked + Not Spiked
Spiked, Censored
0
0%
Spiked
Spiked
25
.
False Negatives
0
0%
0 out of 25
Not Spiked
11
.
False Positives
0
0%
0 out of 11