抽样

抽样
chōuyàng
[sample] 从统计总体中, 任意抽出一部分单位作为样本, 并以其结果推算总体的相应指标

Advanced Chinese dictionary. 2013.

Игры ⚽ Поможем написать реферат

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”