单选题:将总体各单位按某一标志排队,然后按相等的间隔来抽取样本单位的方法为( )。 题目分类:统计学和统计法基础知识 题目类型:单选题 查看权限:VIP 题目内容: 将总体各单位按某一标志排队,然后按相等的间隔来抽取样本单位的方法为( )。 A.简单随机抽样 B.类型抽样 C.等距抽样 D.整群抽样 参考答案: 答案解析:
She bought several clothes shops and prepared to build up a She bought several clothes shops and prepared to build up a chain. 分类:统计学和统计法基础知识 题型:单选题 查看答案
_______ the final examination is over, we can go outside for _______ the final examination is over, we can go outside for a picnic. 分类:统计学和统计法基础知识 题型:单选题 查看答案