2. 外语
  3. The process of dividing members of the population into homogeneous subgroups before sampling is______.

The process of dividing members of the population into homogeneous subgroups before sampling is______.

admin2012-12-01  28
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
转载请注明原文地址:https://kaotiyun.com/show/FXaO777K
0

专业英语八级

相关试题推荐
随机试题
最新回复(0)