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Event A and event B are independent event. If the probability that even A occurs is 0.4 and event B occurs is 0.3, what will be the probability that at least one event occurs?
Give your answer as a decimal.
Give your answer as a decimal.
0.58 显示答案
· 相关考点
6.4.5 概率中的集合问题 6.4.3 独立事件
6.4.5 概率中的集合问题
6.4.3 独立事件
以上解析由 考满分老师提供。
