OBSP Statistical Summary for ETHYL TERT-BUTYL ETHER
Spike Level
Range
N
Mean
Std-Dev.
Median
F_Pseudo
ULTRA-LOW
0.01-0.155
6
104%
20%
105%
21%
LOW
0.155-0.5
4
99%
6%
97%
6%
MEDIUM
0.5-2.5
5
103%
11%
108%
15%
