多角度分析概率问题

Multiform Analysis on Probability Calculus

从不同的角度来观察随机试验的样本空间 ,则基本随机事件的个数和所求事件的有利场合数都会发生变化 .进一步加深学生对概率论基本概念的理解 ,提高学生分析问题解决问题的能力 .

Multiform analysis on sample space of random experiment,the mumber of basic events and favorable events will be changed.These will help students to understand basic idea and improve the ability of analyzing and solving problems.