说明：  统计学导引，对于信息、通信专业的学生很重要，它用于信息论、通信原理等课程！ 对于我？计算机系的现在用处不大，但是我学数据挖掘要用到
(statistical guidance, information, communication professional students are very important, it used information theory, communications theory courses! For me? Department of Computer Science of limited usefulness now, but I have learned to use data mining)