高老师2年前 (2024-03-26)项目质量管理(05062)7
就有限总体而言,若采用有放回抽样,随机变量r出现的概率服从()
A.
二项分布
B.
超几何分布
C.
正态分布
D.
泊松分布
正确答案是A
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