1.本单元知识网络2.重点、难点及高考热点重点:随机事件的概率,等可能事件的概率,互斥事件有一个发生的概率,相互独立事件同时发生的概率.难点:对概率概念的理解.高考热点:概率问题在近几年的高考中加大了考查的力度,概率是高考解答题中比较固定的一个内容.概率的考题一般以等 1. This unit’s knowledge network 2. Key points, difficulties, and college entrance examination hotspots: probability of random events, probability of possible events, mutual exclusion events have a probability of occurrence, and the probability of mutually independent events occurring simultaneously. Difficulties: The concept of probability Understanding. College entrance examination hotspot: Probability problem has increased the intensity of examination in the college entrance examination in recent years. Probability is a relatively fixed content in the college entrance examination solution. Probability examination is generally