From: The gamma extended Weibull distribution
Model
Hypotheses
Statistic LR
p-value
LGEW vs LGW
H 0: α=0 vs H 1:H 0 is false
60.3
<0.0001
LGEW vs LW
H 0: (a,α)T=(1,0)T vs H 1:H 0 is false
35.2