SPSS软件应用——线性回归分析操作及演示图

2015-05-05 MedSci MedSci原创

“回归”,最早由英国遗传学家弗朗西斯•高尔顿(Francis Galton)引入。在一篇著名的论文“Family Likeness in Stature”中,高尔顿发现,虽然有一个趋势:父母高,子女也高;父母矮,子女也矮,即父母的身高对子女的身高起到决定性作用。但给定父母的身高,子女的平均身高却趋向于或者“回归”到种族人群的平均身高。换言之,尽管父母都非常高或非常矮,但儿女的身高却有回归到人群总体

“回归”,最早由英国遗传学家弗朗西斯•高尔顿(Francis Galton)引入。在一篇著名的论文“Family Likeness in Stature”中,高尔顿发现,虽然有一个趋势:父母高,子女也高;父母矮,子女也矮,即父母的身高对子女的身高起到决定性作用。但给定父母的身高,子女的平均身高却趋向于或者“回归”到种族人群的平均身高。换言之,尽管父母都非常高或非常矮,但儿女的身高却有回归到人群总体平均身高的趋势。这就是Galton的普遍回归定律(law of universal regression)。回归分析是研究被因变量(y)对自变量(x)之间依赖关系的统计方法。线性回归分析根据自变量个数可分为简单线性回归分析和多元线性回归分析。 变量关系分析一、简单线性回归分析案例一个产科医师发现孕妇尿中雌三醇含量与新生儿的体重有关。于是设想,通过测量待产孕妇尿液中雌三醇含量,是否可以预测新生儿体重,以便对低体重新生儿进行预防准备。因此收集了31例待产孕妇24小时的尿液,测量其中的雌三醇含量,同时记录新生儿的体重。数据展示 1、预分析——散点图 从图中看出,因变量Y

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    2019-10-22 147612bem32暂无昵称

    写得好

    0

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    2015-12-21 午夜星河

    再次学习

    0

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    2015-06-27 yoga2008

    学习了,真心感谢

    0

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    2015-05-20 kissfire

    %>_<%

    0

  7. [GetPortalCommentsPageByObjectIdResponse(id=374264, encodeId=76853e426480, content=写得好, beContent=null, objectType=article, channel=null, level=null, likeNumber=66, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2019/10/21/e031c1d6c6115cbe1737b2149e602c1d.jpg, createdBy=3c105212218, createdName=147612bem32暂无昵称, createdTime=Tue Oct 22 21:50:12 CST 2019, time=2019-10-22, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=46996, encodeId=8b7f46996d2, content=再次学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=88, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200609/ef6a57dbe7f1489dad7446b7c5217858/d5e4fe65996c4446a029b0f5d056abb1.jpg, createdBy=6b011518214, createdName=午夜星河, createdTime=Mon Dec 21 18:38:00 CST 2015, time=2015-12-21, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1671689, encodeId=024b16e1689a5, content=<a href='/topic/show?id=c56c4051902' target=_blank style='color:#2F92EE;'>#回归分析#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=27, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=40519, encryptionId=c56c4051902, topicName=回归分析)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=a46f26833520, createdName=cenghis, createdTime=Sun Sep 13 11:21:00 CST 2015, time=2015-09-13, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1701383, encodeId=e0261e013834e, content=<a href='/topic/show?id=214ee756845' target=_blank style='color:#2F92EE;'>#线性回归#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=33, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=77568, encryptionId=214ee756845, topicName=线性回归)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=748630348850, createdName=天堂的云, createdTime=Wed Oct 21 03:21:00 CST 2015, time=2015-10-21, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=29703, encodeId=780929e0329, content=学习了,真心感谢, beContent=null, objectType=article, channel=null, level=null, likeNumber=123, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo6lR0HdZibhWZ3RhdaUDK6KyHGK2SicUtCduBWvF8hm7GFsXwViaPMPK97jxoI2XTaHOkOtJADxRrqzfrFIK5UtjJ5/0, createdBy=73f21396495, createdName=yoga2008, createdTime=Sat Jun 27 15:26:00 CST 2015, time=2015-06-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=24293, encodeId=9da72429350, content=%>_<%, beContent=null, objectType=article, channel=null, level=null, likeNumber=111, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c6281625600, createdName=kissfire, createdTime=Wed May 20 20:05:00 CST 2015, time=2015-05-20, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=22668, encodeId=4303226682e, content=文献管理软件noteexpress在哪里可以下载呢, beContent=null, objectType=article, channel=null, level=null, likeNumber=131, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3yz0JbjHQ7nicJU7lHMOu0Itf3Zv3VBzEvK3k4AFPBXhiaxIRNGVI33GicoRXQEjkaasjdlWKwZuwcyhDP9Jibqt5ct/0, createdBy=f1281613275, createdName=zhouanxiu, createdTime=Tue May 05 22:48:00 CST 2015, time=2015-05-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=22659, encodeId=ddaf226593b, content=很实用,以后一定会用到,收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=86, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=aaed1623831, createdName=liyanliyan, createdTime=Tue May 05 22:42:00 CST 2015, time=2015-05-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=22651, encodeId=0ddd2265173, content=已收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=70, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ee0d1618732, createdName=huaxipanxing, createdTime=Tue May 05 22:35:00 CST 2015, time=2015-05-05, status=1, ipAttribution=)]
    2015-05-05 zhouanxiu

    文献管理软件noteexpress在哪里可以下载呢

    0

  8. [GetPortalCommentsPageByObjectIdResponse(id=374264, encodeId=76853e426480, content=写得好, beContent=null, objectType=article, channel=null, level=null, likeNumber=66, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2019/10/21/e031c1d6c6115cbe1737b2149e602c1d.jpg, createdBy=3c105212218, createdName=147612bem32暂无昵称, createdTime=Tue Oct 22 21:50:12 CST 2019, time=2019-10-22, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=46996, encodeId=8b7f46996d2, content=再次学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=88, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200609/ef6a57dbe7f1489dad7446b7c5217858/d5e4fe65996c4446a029b0f5d056abb1.jpg, createdBy=6b011518214, createdName=午夜星河, createdTime=Mon Dec 21 18:38:00 CST 2015, time=2015-12-21, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1671689, encodeId=024b16e1689a5, content=<a href='/topic/show?id=c56c4051902' target=_blank style='color:#2F92EE;'>#回归分析#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=27, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=40519, encryptionId=c56c4051902, topicName=回归分析)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=a46f26833520, createdName=cenghis, createdTime=Sun Sep 13 11:21:00 CST 2015, time=2015-09-13, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1701383, encodeId=e0261e013834e, content=<a href='/topic/show?id=214ee756845' target=_blank style='color:#2F92EE;'>#线性回归#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=33, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=77568, encryptionId=214ee756845, topicName=线性回归)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=748630348850, createdName=天堂的云, createdTime=Wed Oct 21 03:21:00 CST 2015, time=2015-10-21, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=29703, encodeId=780929e0329, content=学习了,真心感谢, beContent=null, objectType=article, channel=null, level=null, likeNumber=123, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo6lR0HdZibhWZ3RhdaUDK6KyHGK2SicUtCduBWvF8hm7GFsXwViaPMPK97jxoI2XTaHOkOtJADxRrqzfrFIK5UtjJ5/0, createdBy=73f21396495, createdName=yoga2008, createdTime=Sat Jun 27 15:26:00 CST 2015, time=2015-06-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=24293, encodeId=9da72429350, content=%>_<%, beContent=null, objectType=article, channel=null, level=null, likeNumber=111, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c6281625600, createdName=kissfire, createdTime=Wed May 20 20:05:00 CST 2015, time=2015-05-20, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=22668, encodeId=4303226682e, content=文献管理软件noteexpress在哪里可以下载呢, beContent=null, objectType=article, channel=null, level=null, likeNumber=131, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3yz0JbjHQ7nicJU7lHMOu0Itf3Zv3VBzEvK3k4AFPBXhiaxIRNGVI33GicoRXQEjkaasjdlWKwZuwcyhDP9Jibqt5ct/0, createdBy=f1281613275, createdName=zhouanxiu, createdTime=Tue May 05 22:48:00 CST 2015, time=2015-05-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=22659, encodeId=ddaf226593b, content=很实用,以后一定会用到,收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=86, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=aaed1623831, createdName=liyanliyan, createdTime=Tue May 05 22:42:00 CST 2015, time=2015-05-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=22651, encodeId=0ddd2265173, content=已收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=70, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ee0d1618732, createdName=huaxipanxing, createdTime=Tue May 05 22:35:00 CST 2015, time=2015-05-05, status=1, ipAttribution=)]
    2015-05-05 liyanliyan

    很实用,以后一定会用到,收藏

    0

  9. [GetPortalCommentsPageByObjectIdResponse(id=374264, encodeId=76853e426480, content=写得好, beContent=null, objectType=article, channel=null, level=null, likeNumber=66, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cdnapi.center.medsci.cn/medsci/head/2019/10/21/e031c1d6c6115cbe1737b2149e602c1d.jpg, createdBy=3c105212218, createdName=147612bem32暂无昵称, createdTime=Tue Oct 22 21:50:12 CST 2019, time=2019-10-22, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=46996, encodeId=8b7f46996d2, content=再次学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=88, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200609/ef6a57dbe7f1489dad7446b7c5217858/d5e4fe65996c4446a029b0f5d056abb1.jpg, createdBy=6b011518214, createdName=午夜星河, createdTime=Mon Dec 21 18:38:00 CST 2015, time=2015-12-21, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1671689, encodeId=024b16e1689a5, content=<a href='/topic/show?id=c56c4051902' target=_blank style='color:#2F92EE;'>#回归分析#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=27, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=40519, encryptionId=c56c4051902, topicName=回归分析)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=a46f26833520, createdName=cenghis, createdTime=Sun Sep 13 11:21:00 CST 2015, time=2015-09-13, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1701383, encodeId=e0261e013834e, content=<a href='/topic/show?id=214ee756845' target=_blank style='color:#2F92EE;'>#线性回归#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=33, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=77568, encryptionId=214ee756845, topicName=线性回归)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=748630348850, createdName=天堂的云, createdTime=Wed Oct 21 03:21:00 CST 2015, time=2015-10-21, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=29703, encodeId=780929e0329, content=学习了,真心感谢, beContent=null, objectType=article, channel=null, level=null, likeNumber=123, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo6lR0HdZibhWZ3RhdaUDK6KyHGK2SicUtCduBWvF8hm7GFsXwViaPMPK97jxoI2XTaHOkOtJADxRrqzfrFIK5UtjJ5/0, createdBy=73f21396495, createdName=yoga2008, createdTime=Sat Jun 27 15:26:00 CST 2015, time=2015-06-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=24293, encodeId=9da72429350, content=%>_<%, beContent=null, objectType=article, channel=null, level=null, likeNumber=111, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c6281625600, createdName=kissfire, createdTime=Wed May 20 20:05:00 CST 2015, time=2015-05-20, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=22668, encodeId=4303226682e, content=文献管理软件noteexpress在哪里可以下载呢, beContent=null, objectType=article, channel=null, level=null, likeNumber=131, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3yz0JbjHQ7nicJU7lHMOu0Itf3Zv3VBzEvK3k4AFPBXhiaxIRNGVI33GicoRXQEjkaasjdlWKwZuwcyhDP9Jibqt5ct/0, createdBy=f1281613275, createdName=zhouanxiu, createdTime=Tue May 05 22:48:00 CST 2015, time=2015-05-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=22659, encodeId=ddaf226593b, content=很实用,以后一定会用到,收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=86, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=aaed1623831, createdName=liyanliyan, createdTime=Tue May 05 22:42:00 CST 2015, time=2015-05-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=22651, encodeId=0ddd2265173, content=已收藏, beContent=null, objectType=article, channel=null, level=null, likeNumber=70, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ee0d1618732, createdName=huaxipanxing, createdTime=Tue May 05 22:35:00 CST 2015, time=2015-05-05, status=1, ipAttribution=)]
    2015-05-05 huaxipanxing

    已收藏

    0

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