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Weibull分布场合具有非常数形状参数恒加试验的参数估计
THE ESTIMATION OF THE CONSTANT STRESS ACCELERATED LIFE TESTS WITH NONCONSTANT SHAPE PARAMETER UNDER WEIBULL DISTRIBUTION
【摘要】 本文讨论了Weibull分布场合恒加寿命试验的点估计和近似区间估计,利用模拟方法说明所给方法的有效性.
【Abstract】 In this paper, we discuss the parameter estimation of the constant stress accelerated life tests under the Weibull distribution. Some new estimates are given, and approximate confidence intervals are also derived with nonconstant shape parameter. The simulation results show that the new estimates and approximate confidence intervals are effective.
【关键词】 恒加寿命试验;
Weibull分布;
截尾数据;
点估计;
区间估计;
【Key words】 Constant stress accelerated life test; Weibull distribution; censored data; point estimation; interval estimation;
【Key words】 Constant stress accelerated life test; Weibull distribution; censored data; point estimation; interval estimation;
- 【文献出处】 应用数学学报 ,Acta Mathematicae Applicatae Sinica , 编辑部邮箱 ,2004年01期
- 【分类号】O211.6
- 【被引频次】13
- 【下载频次】110