This element will give you some preliminary knowledge of the dataset by looking at a number of descriptive stats. At the time you have downloaded the dataset from Blackboard, import it into STATA by using the use command. 不同机构也有不同招揽客户的方式：有的是靠“口碑营销”，在某几个临近学校的学生群体中口耳相传；有的靠各种下级“代理”，在各个高校中招聘自己的“营销员”，每成交一单就按一定价... https://social-galaxy.com/story14485772/the-2-minute-rule-for-%E4%BB%A3%E5%86%99%E8%AE%BA%E6%96%87