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    • A note on the Fisher information matrix for the skew-generalized-normal model 

      Arellano-Valle, Reinaldo B.; Gómez, Héctor W.; Salinas, Hugo S. (Institut d'Estadística de Catalunya, 2013)
      Article
      Open Access
      In this paper, the exact form of the Fisher information matrix for the skew-generalized normal (SGN) distribution is determined. The existence of singularity problems of this matrix for the skew-normal and normal particular ...