What is the probability that a student randomly selected from a class of 60 students will be a male who has brown hair?(1) One-half of the students have brown hair.(2) One-third of the students are males.
忘了给答案了:E
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E ???如果是问最小或是最大~那可以选C...不过什么都没提供~就只有E了...
1.BH的概率是1/2
2.male的概率是1/3
问bh和male同时发生的概率是多少,难道不该是1/6吗?
vote for c.
是求概率阿,不是单独的事件
我也觉得应该选c吧,选E的能多说说理由么?
另外请问LZ此题答案是什么?
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