文档介绍：several group number, then with b ± a, =c,c is is methyl b two vertical box between of accurate size. Per-2~3 measuremen难题，因为古典型概率和几何型概率毕竟不是重点。应该将本章重点中的有关基本概念、基本理论和基本方法彻底理解和熟练掌握。
2、随机变量及其分布。
将随机事件给以数量标识，即用随机变量描述随机现象是近代概率论中最重要的方法。本章的重点是随机变量分布函数的概念和性质、分布律和概率密度，随机变量的函数的分布，一些常见的分布。
several group number, then with b ± a, =c,c is is methyl b two vertical box between of accurate size. Per-2~3 measurement, such as proceeds of c values are equal and equal to the design value, then the vertical installation accurate. For example a, b, and c valueswhile on horizontal vertical errors for measurement, General in iron angle code bit at measurement level points grid errors, specific method is from baseline to methyl vertical box center line distance for a,, to b vertical box distance for b, list can measured
实用文档
several group number, then with b ± a, =c,c is is methyl b two vertical box between of accurate size. Per-2~3 measurement, such as proceeds of c values are equal and equal to the design value, then the vertical installation accurate. For example a, b, and c valueswhile on horizontal vertical errors for measurement, General in iron angle code bit at measurement level points grid errors, specific method is from baseline to methyl vertical box center line distance for a,, to b vertical box distance for b, list can measured
近几年单独考核本章内容不太多，主要考一些常见分布及其应用、随机变量函数的分布。随机变量