标题: 关于中位数的题 [打印本页] 作者: gzzxl 时间: 2013-11-5 10:09 标题: 关于中位数的题 What is the median number of employees assigned per project for the projects at Company Z?
(1) 25 percent of the projects at Company Z have 4 or more employees assigned to each project.
(2) 35 percent of the projects at Company Z have 2 or fewer employees assigned to each project.
这题题目不太理解哈。。。求大神指教作者: sammilulu 时间: 2013-11-5 10:30
选C？
画个数轴，25%>=4 向右；35%<=2向左，那么50%应当是落在35%到20%之间即>2&<4,那么是3
对不对呢？