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    什么是“贡献率”?它是怎样计算的?

    发布日期: 2007-05-11 10:33访问次数: 信息来源:极速时时彩_极速时时彩官网|【官网】 字号: [ ]


    在统计分析中经常使用“贡献率”,那么“贡献率”是什么含义?它是怎样计算的?

      gongxianlvshifenxijingjixiaoyideyigezhibiao。tashizhiyouxiaohuoyouyongchengguoshuliangyuziyuanxiaohaojizhanyongliangzhibi,jichanchuliangyutouruliangzhibi,huosuodeliangyusuofeiliangzhibi。jisuangongshi:  

      gongxianlv(%)=gongxianliang(chanchuliang,suodeliang)/touruliang(xiaohaoliang,zhanyongliang)×100%

        gongxianlvyeyongyufenxijingjizengzhangzhonggeyinsuzuoyongdaxiaodechengdu。

      jisuanfangfashi:

      gongxianlv(%)=mouyinsugongxianliang(zenglianghuozengzhangchengdu)/zonggongxianliang(zongzenglianghuozengzhangchengdu)×100%

        shangshishijishangshizhimouyinsudezengzhangliang(chengdu)zhanzongzengzhangliang(chengdu)debizhong。

      julishuomingruxia:

      zongzichangongxianlv(%)=(lirunzonge+shuijinzonge+lixizhichu)/pingjunzichanzonge×100%

      (1)zongzichangongxianlv: fanyingqiyezijinzhanyongdejingjixiaoyi,shuomingqiyeyunyongquanbuzichandeshouyinengli。

      (2)shehuigongxianlv: shihengliangqiyeyunyongquanbuzichanweishehuichuangzaohuozhifujiazhidenengli。

      shehuigongxianlv(%)= shehuigongxianzonge/pingjunzichanzonge×100%

        shehuigongxianzongebaokuogongzi、laobaotuixiutongchoujiqitashehuifulizhichu、lixizhichujinge、yingjiaozengzhishui、chanpinxiaoshoushuijinjifujia、yingjiaosuodeshuijiqitashui、jinglirundeng。weilefanyingqiyeduiguojiasuozuogongxiandechengdu,keanshangshuyuanzejisuangongxianlv。

      qiyeduiguojiadegongxianlv(%)= shuijinzonge+shangjiaolirun/shehuigongxianzonge×100%

        jishujinbuduichanchuzengzhangsududegongxianlv

        zheigezhibiaoshizhizaichanchuzengzhangsuduzhong,jishujinbuyinsusuozhandebizhong,zonghefanyinglejishujinbuduijingjizengzhangzuoyongdedaxiao。

      jishujinbuduichanchuzengzhangsududegongxianlv(%)=jishujinbusudu/chanchuzengzhangsudu ×100%

        shangshigongxianlvyuedazebiaomingjishujinbuduijingjizengzhangdegongxianhezuoyongjiuyueda,fanzhizexiao。

      (4)gechanyegongxianlv:

        diyi、er、sanchanyezengliangyuguoneishengchanzongzhizengliangzhibi,jiweigechanyedegongxianlv。

      disanchanyegongxianlv= disanchanyedangnianzengliang/guoneishengchanzongzhidangnianzengliang×100%

        yinggaizhuyideshi,gongxianlvzhibiaobijiaochouxiang,zaishiyongshi,yingshuomingjutihanyi,danyebunengrenyishiyong,yaofuhechanggui,zuodaobiaozhunhua、guifanhua、tongsuhua。ruzibenshouyilv、zijinlishuilvyijimouxieduizengliangyinsufenxidezhibiao,yiyouzhuanyongmingcheng,jiumeiyoubiyaogaichengweigongxianlv。lingwai,zaijisuangechanyegongxianlvshiyingtichujiagebiandongyinsu,fenzi、fenmujunyongkebijiagedezengliangjisuan。

      (zhaizibeijingtongjixinxiwang)





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