Correction to “stochastic comparisons of parallel systems when components have proportional hazard rates”

  • Authors:
  • Subhash Kochar;Maochao Xu

  • Affiliations:
  • Department of mathematics and statisticsportland state university, portland, or 97201 e-mail: kochar@pdx.edu;Department of mathematics and statisticsportland state university, portland, or 97201 e-mail: kochar@pdx.edu

  • Venue:
  • Probability in the Engineering and Informational Sciences
  • Year:
  • 2008

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Abstract

In our article [3] we have found a gap in the middle of the proof of Theorem 3.2. Therefore, we do not know whether Theorem 3.2 is true for the reverse hazard rate order. However, we could prove the following weaker result for the stochastic order.