取样代表性
基于1个网页-相关网页
Representation sample 代表样品
sample representation
样品代表
以上为机器翻译结果，长、整句建议使用 人工翻译 。
"With such a large, totally random sample, we are assured of equal representation of age, income, ethnicity, and a certain percentage of households from each state, " he says.
CNN: What's ahead for the Net (and us)?
应用推荐
模块上移
模块下移
不移动