概率是高中新增加的内容,而且概率题思维抽象,解法独特,同学们在解题计算中常出现这样或那样的错误.本文就概率计算中常出现的错误归类剖析如下,以期引起同学们的注意. Probability is a new addition to senior high school, and the probabilistic problem-solving is abstract and the solution is unique. The students often have one or more mistakes in the problem-solving calculation. This article analyzes the mistakes that often appear in the probabilistic calculations as follows in order to attract the attention of the students. .