选择题:为了解员工对“薪资改革方案” 的态度, 人资部门欲从研发部门和销售部门的2200名员工中, 用分层抽样的方法抽取88名员工进行调查, 已知研发部门有800名员工

  • 题目分类:高考
  • 题目类型:选择题
  • 查看权限:VIP
题目内容:

为了解员工对“薪资改革方案” 的态度, 人资部门欲从研发部门和销售部门的2200名员工中, 用分层抽样的方法抽取88名员工进行调查, 已知研发部门有800名员工, 则应从销售部门抽取的员工人数是( )

A.24

B.32

C.56

D.72

参考答案:
答案解析:

填入语段横线处的词语,恰当的一项是( )

填入语段横线处的词语,恰当的一项是( )

查看答案

Jim started to play________ violin when he was five.

Jim started to play________ violin when he was five.

查看答案

There is ________ book in my backpack. ________ book is very heavy.

There is ________ book in my backpack. ________ book is very heavy.

查看答案

Schools _____allow students at least one hour a day for sports.

Schools _____allow students at least one hour a day for sports.

查看答案