[expoweibull_ex0] Exponentiated Weibull Model

   
   [expoweibull_ex1]
   
   model
   {
      for( i in 1 : N )
      {
            x[i] ~ dexp.weib(alpha, theta)
      
      }
      
   # Prior distributions of the model parameters      
         
         alpha ~ dgamma(0.001, 0.001)
         theta~ dgamma(0.001, 0.001)               
   }


The data set gives 100 observations on breaking stress of carbon fibres,Nichols and Padgett(2006).

Nichols, M.D. and W.J. Padgett, W.J. (2006). A bootstrap control chart for Weibull percentiles, Quality and Reliability Engineering International , 22, 141-151.

The MLE's are alpha.mle = 1.026465 theta.mle = 7.824943


Data ( click to open )


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

Results

[expoweibull_ex2]

[expoweibull_ex3]

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[expoweibull_ex6]