将总体各单位先按主要标志分组,然后在各组中采用简单或机械抽样方式,确定所需抽取的单位的抽样方法是()
A.简单抽样
B.等距抽样
C.分层抽样
D.整群抽样
正确答案是C
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明:本文由翰林刷题小程序授权发布,如需转载请注明出处。
本文链接:https://doc.20230611.cn/post/1217192.html
上一篇:根据公文涉及秘密的程度,可分为:对外公开、限国内公开、内部使用、秘密公文等四类。()
下一篇:I still recall a scene from an otherwise totally forgettable movie I saw many years ago. A business executive in a suit and tie,carrying a briefcase,is walking home after a typically stressful day at the office. He passes a neighbour s lawn where a g