随机变量函数 meaning in English
function of random variable
Examples
- Simple algorithm for probability density of function in two random variable
关于二维随机变量函数的概率密度的一种简便算法 - Calculating skill on the distribution of2 - dimensional continuous random variable functions
二维连续型随机变量函数的分布计算技巧 - The distribution for function of variables is an important but difficult to be mastered course
摘要随机变量函数的分布是数学系概率统计课程教学中的一个重点和难点。 - Though studying some formulas in theory of probability , we give the formula conditional probability in complete event set and a simplified formula for density ' s function in two random variables , they offer new methods in calculation
摘要通过对概率论中有关公式的研究，给出了全条件概率公式和二维随机变量函数的密度函数的简化计算公式，为其计算提供了新的方法。 - The main idea of this method include two steps : at first , the approximate expression of function is obtained by method of weighted residuals ; then the first and second moment of the random function can be calculated with method of moment
该方法的基本思想是利用加权残值法获得问题解的近似函数表达式，在此基础上利用求解随机变量函数的矩法求得随机函数的一、二阶矩等统计数字特征。