The problem of interval estimation of earthquake prediction is discussed, based on the theory and method of interval estimation of extremum distribution.
在提出极值分布区间估计理论和方法的基础上，讨论了地震预报中的区间估计问题。
The calculation method of the fuzzy reliability of the structure was proposed when the distribution parameters of the random-fuzzy probability model were limited by the interval limitation.
提出随机-模糊概率模型的分布参数为区间界限限定时，结构模糊可靠度的计算方法。
The confidence interval of parameter of Gama distribution, obtained by using the traditional method, is obviously not the shortest. So it is not the best one in this sense.
用传统方法得到的伽玛分布参数的置信区间显然不是最短，因而在这个意义上讲也不是最优的。
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