数据分析
........\回归
........\....\hgfx1
........\....\.....\hg1.m
........\....\.....\hgy1.m
........\....\.....\hgy3.m
........\....\.....\hougen.m
........\....\.....\jzhui.m
........\....\.....\phg1.m
........\....\回归分析(1).pps
........\....\回归分析(2).pps
........\概率统计.pps