则P{0≤X≤}=()">
首页 > 学历类 > 自考 > 自考专业(国贸) > 概率论与数理统计经管类 > 设随机变量X的概率密度为f(x)=[img src="https://img.haodaxue.net/uploadimg/image/20200609/20200609164938_22484.png" alt="" />则P{0≤X≤}=()

设随机变量X的概率密度为f(x)=[img src="https://img.haodaxue.net/uploadimg/image/20200609/20200609164938_22484.png" alt="" />则P{0≤X≤}=()

A.1/4
B.1/3
C.1/2
D.3/4
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正确答案: A
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