[flexibleweibull_ex0] Flexible Weibull Model

   [flexibleweibull_ex1]
   

   model
   {
      for( i in 1 : N )
      {
      x[i] ~ dflex.weib(alpha, beta)
      }   
      # Prior distributions of the model parameters      
         
         alpha ~ dgamma(0.001, 0.001)
         beta ~ dgamma(0.001, 0.001)            
   }

The data set is taken from Bebbington et al.(2007).

Bebbington, M., Lai, C.D. and Zitikis, R. (2007) A flexible Weibull extension.
Reliability Engineering and System Safety , 92, 719-726.

The MLE's are alpha = 0.0207    beta = 0.25875

Data ( click to open )


Inits for chain 1        Inits for chain 2     ( click to open )

Results


[flexibleweibull_ex2]

[flexibleweibull_ex3]

[flexibleweibull_ex4]

[flexibleweibull_ex5]

[flexibleweibull_ex6]