给出了一类任意随机变数序列的强大数律。
The strong law of large Numbers for a class of the sequence of arbitrary random variables are obtained.
随机变数高阶矩的计算一般来说是困难的，因此估值显得很重要。
It is difficult to calculate the higher order moment of the random variables in a general way, therefore it appears very important to attain its evaluation.
此部分课程扩展了统计学中的基本数学概念。三个基本想法如下：随机变数，密度函数与期望。
This section of the course develops the mathematical concepts used in statistics. Three ideas are essential: Random Variable, Density Functions, and Expectations.
指定设计重现期或频率的水文设计值为随机变数，有一定的分布规律，表明它有相应的不确定性。
The hydrologic design values of specific design return period or frequency are random variables having certain distribution pattern, so there are some uncertainty in it.
指定设计重现期或频率的水文设计值为随机变数，有一定的分布规律，表明它有相应的不确定性。
The hydrologic design values of specific design return period or frequency are random variables having certain distribution pattern, so there are some uncertainty in it.
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