Nonparametric Tests for Interchangeability

نویسنده

  • Pranab Kumar Sen
چکیده

Some nonparametric tests for the hypothesis of interchangeability of the elements of a (stochastic) 2-vector under competing risks model are proposed and studied here. Both fixed sample and sequential procedures are studied. The case of progressively censored nonparametric procedures is also presented. Along with some martingale theorems on allied rank statistics, their weak convergence results are considered and incorporated in the study of the asymptotic properties of the tests. The choice of locally optimal score function is also considered. AMS 1970 classification Nos: 62G10, 62G20 & 60B10.

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تاریخ انتشار 1974