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The process of dividing members of the population into homogeneous subgroups bef
The process of dividing members of the population into homogeneous subgroups bef
游客
2024-12-24
23
管理
问题
The process of dividing members of the population into homogeneous subgroups before sampling is______.
选项
A、random sampling
B、stratified sampling
C、systematic sampling
D、simple sampling
答案
C
解析
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