Data Analysis Tools and 2018.03.27 Practice(Using R) 课程复习 北大软件与微电荐院 Huiping Sun(孙惠平) School of Software and Microelectronics,Peking University sunhp@ss.pku.edu.cnHuiping Sun(ਃణଘ) sunhp@ss.pku.edu.cn 课程复习 Data Analysis Tools and Practice(Using R) 2018.03.27