(Received March 14, 1994; revised December 5, 1994)
Abstract. The problem of estimating change points in various non-monotonic aging models is considered. A general methodology for consistent estimation of the change point is developed and applied to non-monotonic aging models based on the hazard rate function as well as on the mean residual life function.
Key words and phrases: Non-monotonic aging, NWBUE, IDMRL, BFR life distributions, change points.