Discussion on a new extension of the FGM copula with application in reliability
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A new extended Farlie-Gumbel-Morgenstern copula recently studied by Ebaid et al. [Comm. Statist. Theory Methods, (2020)] is reviewed. The reported admissible range for the copula parameter a is incorrect and some typos are also found in their paper. Corrections to the admissible range of the copula parameter a and typos are presented here.
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