change plot x 1 2 3 then four bars A B C D in same bin

change plot x 1 2 3 then four bars A B C D in same bin

所有跟贴·加跟贴·新语丝读书论坛

送交者: 潜伏九号于 2010-01-22, 08:55:10:

回答: 请教统计学问题由蚤大于 2010-01-22, 08:10:25:

那样有什么意义吗 - 蚤大 (49 bytes) 2010-01-22, 08:58:28 (406883)
- you know what is dependet and independent variables? (无内容) - 潜伏九号 (0 bytes) 2010-01-22, 09:05:10 (406884)
  - 画图先不管，我关心的是该用哪个统计学方法 (无内容) - 蚤大 (0 bytes) 2010-01-22, 09:09:59 (406885)
    - that's the point, for causal relationship, use regression (无内容) - 潜伏九号 (0 bytes) 2010-01-22, 09:22:00 (406887)
      - 好吧，那我把图改成你说的那样，然后我想看物种间的区别，用什么方法呢 (无内容) - 蚤大 (0 bytes) 2010-01-22, 09:23:59 (406888)
        
        plot my way visually see significance of different responses - 潜伏九号 (388 bytes) 2010-01-22, 12:16:45 (406940)