查询词典 mathematical expectation

By calculating all decision-making programs mathematical expectation value of the gains or losses can quickly make a decision.

通过计算各个决策方案的数学期望的益损值可以很快做出决策。

With the demand of the minimum mathematical expectation of design, we find that the Present coin design item of China is not the best one.

发现按照期望值最小的设计要求，我国现在的硬币设计方案还不是最优的。

Decision program is the largest of mathematical expectation of the program as the best option to decision-making.

决策方案就是将数学期望最大的方案作为最佳方案加以决策。

Under these assumptions, the mathematical expectation of loss on our contract would be $5 million ($1 billion X 1% X 50%).

在这个假设下，我们的合约计算出来的预计损失是 500 万美金10 亿

Experimental Verification : Theory formula is the average value of the random variable mathematical expectation formula.

实验验证：理论平均值公式就是随机变量取值的数学期望计算公式。

Economics, many of the decision variables are random variables, to determine the specific distribution is very difficult, we can use it to solve the mathematical expectation of economic decision-making problems in order to arrive at a scientific investment decisions.

经济学中的许多决策变量都是随机变量，要确定其具体分布是十分困难的，我们可利用它的数学期望来解决经济决策问题，从而得出科学的投资决策。

Mathematical expectation is the random variable one of the important features of mathematics, the average value of random variable response to the size, in practical application has a pivotal role.

数学期望是随机变量的重要数学特征之一，它反映随机变量平均取值的大小，在实际应用中有着举足轻重的作用。

In this paper, the problem of the relationship between the mathematical expectation of the number of the target damaged M and the dispersion of rocket projectiles is discussed.

本文讨论被毁伤目标数的数学期望M和火箭弹密集度的关系。

This paper, the future market conditions as a random event, according to the probability of higher mathematics in the theory of the future market and the level of information, analysis and evaluation of mathematical expectation of random variable as a random variable reflects the average level, it is important to the probability of random variable characteristics.

本文把未来市场状况作为随机事件，依据高等数学中的概率理论，对未来市场和信息的水平作出分析和评价，由于随机变量的数学期望体现了随机变量的平均水平，它是随机变量的重要概率特征。

Methods:calculate mathematical expectation of birth age,discuss the relation of this aged womens' birth number and the total birth number.

计算生育年龄的数学期望，讨论该年龄妇女的生育数与出生总数的关系。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。