模拟试题
1、设10件产品中有4件不合格品,从中任取两件,已知取出的两件中有一件不合格品,求另一件也是不合格品的概率。(0.2)【思路】在"已知取出的两件中有一件不合格品"的情况下,另一件有两种情况(1)是不合...
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