Excel在统计学中的应用

2012-04-16 MedSci MedSci原创

均匀设计模拟分析 用Excel函数排序与筛选 Excel妙用-公式结果我都要 Excel的数据筛选功能 Excel函数应用之函数简介 Excel函数应用之统计函数 Excel在临床药物动力学中的应用 谈谈Excel输入的技巧 Excel2000中的数据地图 资料整理用Excel 四招打造Excel函数高手 附表2 Excel 数据分析工具一览表 附表

版权声明:
本网站所有内容来源注明为“梅斯医学”或“MedSci原创”的文字、图片和音视频资料,版权均属于梅斯医学所有。非经授权,任何媒体、网站或个人不得转载,授权转载时须注明来源为“梅斯医学”。其它来源的文章系转载文章,或“梅斯号”自媒体发布的文章,仅系出于传递更多信息之目的,本站仅负责审核内容合规,其内容不代表本站立场,本站不负责内容的准确性和版权。如果存在侵权、或不希望被转载的媒体或个人可与我们联系,我们将立即进行删除处理。
在此留言
评论区 (6)
#插入话题
  1. [GetPortalCommentsPageByObjectIdResponse(id=1958722, encodeId=c0701958e22e7, content=<a href='/topic/show?id=dbe6445416' target=_blank style='color:#2F92EE;'>#CEL#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=4454, encryptionId=dbe6445416, topicName=CEL)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c3ff68, createdName=维他命, createdTime=Mon Feb 25 23:53:00 CST 2013, time=2013-02-25, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4368, encodeId=a8da4368ed, content=太实用了,谢谢啊!, beContent=null, objectType=article, channel=null, level=null, likeNumber=99, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=gohery, createdTime=Fri Jun 08 16:40:00 CST 2012, time=2012-06-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4347, encodeId=6219434e60, content=非常好的,该网站还提供spss教程, beContent=null, objectType=article, channel=null, level=null, likeNumber=95, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=wanghong, createdTime=Sun Jun 03 18:41:00 CST 2012, time=2012-06-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4315, encodeId=b3e8431584, content=正是我需要的,谢谢!, beContent=null, objectType=article, channel=null, level=null, likeNumber=97, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=412829031, createdName=hxja123, createdTime=Mon May 28 17:50:00 CST 2012, time=2012-05-28, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1442261, encodeId=b2471442261c2, content=<a href='/topic/show?id=4989e8938c9' target=_blank style='color:#2F92EE;'>#统计学#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=78938, encryptionId=4989e8938c9, topicName=统计学)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=df8a4916199, createdName=siiner, createdTime=Wed Apr 18 09:53:00 CST 2012, time=2012-04-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1971012, encodeId=edab19e1012ea, content=<a href='/topic/show?id=7787e1463b' target=_blank style='color:#2F92EE;'>#Excel#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=7146, encryptionId=7787e1463b, topicName=Excel)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bcaa382, createdName=fzwish20000, createdTime=Fri Apr 20 06:53:00 CST 2012, time=2012-04-20, status=1, ipAttribution=)]
    2013-02-25 维他命
  2. [GetPortalCommentsPageByObjectIdResponse(id=1958722, encodeId=c0701958e22e7, content=<a href='/topic/show?id=dbe6445416' target=_blank style='color:#2F92EE;'>#CEL#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=4454, encryptionId=dbe6445416, topicName=CEL)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c3ff68, createdName=维他命, createdTime=Mon Feb 25 23:53:00 CST 2013, time=2013-02-25, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4368, encodeId=a8da4368ed, content=太实用了,谢谢啊!, beContent=null, objectType=article, channel=null, level=null, likeNumber=99, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=gohery, createdTime=Fri Jun 08 16:40:00 CST 2012, time=2012-06-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4347, encodeId=6219434e60, content=非常好的,该网站还提供spss教程, beContent=null, objectType=article, channel=null, level=null, likeNumber=95, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=wanghong, createdTime=Sun Jun 03 18:41:00 CST 2012, time=2012-06-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4315, encodeId=b3e8431584, content=正是我需要的,谢谢!, beContent=null, objectType=article, channel=null, level=null, likeNumber=97, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=412829031, createdName=hxja123, createdTime=Mon May 28 17:50:00 CST 2012, time=2012-05-28, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1442261, encodeId=b2471442261c2, content=<a href='/topic/show?id=4989e8938c9' target=_blank style='color:#2F92EE;'>#统计学#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=78938, encryptionId=4989e8938c9, topicName=统计学)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=df8a4916199, createdName=siiner, createdTime=Wed Apr 18 09:53:00 CST 2012, time=2012-04-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1971012, encodeId=edab19e1012ea, content=<a href='/topic/show?id=7787e1463b' target=_blank style='color:#2F92EE;'>#Excel#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=7146, encryptionId=7787e1463b, topicName=Excel)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bcaa382, createdName=fzwish20000, createdTime=Fri Apr 20 06:53:00 CST 2012, time=2012-04-20, status=1, ipAttribution=)]
    2012-06-08 gohery

    太实用了,谢谢啊!

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=1958722, encodeId=c0701958e22e7, content=<a href='/topic/show?id=dbe6445416' target=_blank style='color:#2F92EE;'>#CEL#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=4454, encryptionId=dbe6445416, topicName=CEL)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c3ff68, createdName=维他命, createdTime=Mon Feb 25 23:53:00 CST 2013, time=2013-02-25, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4368, encodeId=a8da4368ed, content=太实用了,谢谢啊!, beContent=null, objectType=article, channel=null, level=null, likeNumber=99, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=gohery, createdTime=Fri Jun 08 16:40:00 CST 2012, time=2012-06-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4347, encodeId=6219434e60, content=非常好的,该网站还提供spss教程, beContent=null, objectType=article, channel=null, level=null, likeNumber=95, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=wanghong, createdTime=Sun Jun 03 18:41:00 CST 2012, time=2012-06-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4315, encodeId=b3e8431584, content=正是我需要的,谢谢!, beContent=null, objectType=article, channel=null, level=null, likeNumber=97, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=412829031, createdName=hxja123, createdTime=Mon May 28 17:50:00 CST 2012, time=2012-05-28, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1442261, encodeId=b2471442261c2, content=<a href='/topic/show?id=4989e8938c9' target=_blank style='color:#2F92EE;'>#统计学#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=78938, encryptionId=4989e8938c9, topicName=统计学)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=df8a4916199, createdName=siiner, createdTime=Wed Apr 18 09:53:00 CST 2012, time=2012-04-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1971012, encodeId=edab19e1012ea, content=<a href='/topic/show?id=7787e1463b' target=_blank style='color:#2F92EE;'>#Excel#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=7146, encryptionId=7787e1463b, topicName=Excel)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bcaa382, createdName=fzwish20000, createdTime=Fri Apr 20 06:53:00 CST 2012, time=2012-04-20, status=1, ipAttribution=)]
    2012-06-03 wanghong

    非常好的,该网站还提供spss教程

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=1958722, encodeId=c0701958e22e7, content=<a href='/topic/show?id=dbe6445416' target=_blank style='color:#2F92EE;'>#CEL#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=4454, encryptionId=dbe6445416, topicName=CEL)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c3ff68, createdName=维他命, createdTime=Mon Feb 25 23:53:00 CST 2013, time=2013-02-25, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4368, encodeId=a8da4368ed, content=太实用了,谢谢啊!, beContent=null, objectType=article, channel=null, level=null, likeNumber=99, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=gohery, createdTime=Fri Jun 08 16:40:00 CST 2012, time=2012-06-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4347, encodeId=6219434e60, content=非常好的,该网站还提供spss教程, beContent=null, objectType=article, channel=null, level=null, likeNumber=95, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=wanghong, createdTime=Sun Jun 03 18:41:00 CST 2012, time=2012-06-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4315, encodeId=b3e8431584, content=正是我需要的,谢谢!, beContent=null, objectType=article, channel=null, level=null, likeNumber=97, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=412829031, createdName=hxja123, createdTime=Mon May 28 17:50:00 CST 2012, time=2012-05-28, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1442261, encodeId=b2471442261c2, content=<a href='/topic/show?id=4989e8938c9' target=_blank style='color:#2F92EE;'>#统计学#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=78938, encryptionId=4989e8938c9, topicName=统计学)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=df8a4916199, createdName=siiner, createdTime=Wed Apr 18 09:53:00 CST 2012, time=2012-04-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1971012, encodeId=edab19e1012ea, content=<a href='/topic/show?id=7787e1463b' target=_blank style='color:#2F92EE;'>#Excel#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=7146, encryptionId=7787e1463b, topicName=Excel)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bcaa382, createdName=fzwish20000, createdTime=Fri Apr 20 06:53:00 CST 2012, time=2012-04-20, status=1, ipAttribution=)]
    2012-05-28 hxja123

    正是我需要的,谢谢!

    0

  5. [GetPortalCommentsPageByObjectIdResponse(id=1958722, encodeId=c0701958e22e7, content=<a href='/topic/show?id=dbe6445416' target=_blank style='color:#2F92EE;'>#CEL#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=4454, encryptionId=dbe6445416, topicName=CEL)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c3ff68, createdName=维他命, createdTime=Mon Feb 25 23:53:00 CST 2013, time=2013-02-25, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4368, encodeId=a8da4368ed, content=太实用了,谢谢啊!, beContent=null, objectType=article, channel=null, level=null, likeNumber=99, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=gohery, createdTime=Fri Jun 08 16:40:00 CST 2012, time=2012-06-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4347, encodeId=6219434e60, content=非常好的,该网站还提供spss教程, beContent=null, objectType=article, channel=null, level=null, likeNumber=95, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=wanghong, createdTime=Sun Jun 03 18:41:00 CST 2012, time=2012-06-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4315, encodeId=b3e8431584, content=正是我需要的,谢谢!, beContent=null, objectType=article, channel=null, level=null, likeNumber=97, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=412829031, createdName=hxja123, createdTime=Mon May 28 17:50:00 CST 2012, time=2012-05-28, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1442261, encodeId=b2471442261c2, content=<a href='/topic/show?id=4989e8938c9' target=_blank style='color:#2F92EE;'>#统计学#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=78938, encryptionId=4989e8938c9, topicName=统计学)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=df8a4916199, createdName=siiner, createdTime=Wed Apr 18 09:53:00 CST 2012, time=2012-04-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1971012, encodeId=edab19e1012ea, content=<a href='/topic/show?id=7787e1463b' target=_blank style='color:#2F92EE;'>#Excel#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=7146, encryptionId=7787e1463b, topicName=Excel)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bcaa382, createdName=fzwish20000, createdTime=Fri Apr 20 06:53:00 CST 2012, time=2012-04-20, status=1, ipAttribution=)]
    2012-04-18 siiner
  6. [GetPortalCommentsPageByObjectIdResponse(id=1958722, encodeId=c0701958e22e7, content=<a href='/topic/show?id=dbe6445416' target=_blank style='color:#2F92EE;'>#CEL#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=4454, encryptionId=dbe6445416, topicName=CEL)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c3ff68, createdName=维他命, createdTime=Mon Feb 25 23:53:00 CST 2013, time=2013-02-25, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4368, encodeId=a8da4368ed, content=太实用了,谢谢啊!, beContent=null, objectType=article, channel=null, level=null, likeNumber=99, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=gohery, createdTime=Fri Jun 08 16:40:00 CST 2012, time=2012-06-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4347, encodeId=6219434e60, content=非常好的,该网站还提供spss教程, beContent=null, objectType=article, channel=null, level=null, likeNumber=95, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=wanghong, createdTime=Sun Jun 03 18:41:00 CST 2012, time=2012-06-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=4315, encodeId=b3e8431584, content=正是我需要的,谢谢!, beContent=null, objectType=article, channel=null, level=null, likeNumber=97, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=412829031, createdName=hxja123, createdTime=Mon May 28 17:50:00 CST 2012, time=2012-05-28, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1442261, encodeId=b2471442261c2, content=<a href='/topic/show?id=4989e8938c9' target=_blank style='color:#2F92EE;'>#统计学#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=36, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=78938, encryptionId=4989e8938c9, topicName=统计学)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=df8a4916199, createdName=siiner, createdTime=Wed Apr 18 09:53:00 CST 2012, time=2012-04-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1971012, encodeId=edab19e1012ea, content=<a href='/topic/show?id=7787e1463b' target=_blank style='color:#2F92EE;'>#Excel#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=7146, encryptionId=7787e1463b, topicName=Excel)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=bcaa382, createdName=fzwish20000, createdTime=Fri Apr 20 06:53:00 CST 2012, time=2012-04-20, status=1, ipAttribution=)]
    2012-04-20 fzwish20000

相关资讯

SPSS教程2:利用SPSS进行统计检验

经常需要利用不同的教学媒体或教学资源对不同的对象进行教学改革试验,但教学试验的总体往往都有较大数量,限于人力、物力与时间,通常都采用抽取一定的样本作为研究对象,这样,就存在样本的特征数量能否反映总体特征的问题,也存在着两种不同的样本的数量标志的参数是否存在差异的问题,这就必需对样本量数进行定量分析与推断,在教育统计学中称为“统计检验”。   一、统计检验的基本原理   统计检验是先对总体的分布

Excel函数应用之统计函数

作者:陆元婕   Excel的统计工作表函数用于对数据区域进行统计分析。例如,统计工作表函数可以用来统计样本的方差、数据区间的频率分布等。是不是觉得好像是很专业范畴的东西?是的,统计工作表函数中提供了很多属于统计学范畴的函数,但也有些函数其实在你我的日常生活中是很常用的,比如求班级平均成绩,排名等。在本文中,主要介绍一些常见的统计函数,而属于统计学范畴的函数不在此赘述,详细的使用方法可

第四节Excel 在推断统计中的应用

第四节Excel 在推断统计中的应用 一、二项分布工具 (一)简介:在Excel 中想要计算二项分布的概率分布、累积概率,需要 利用Excel 的工作表函数BINOMDIST。函数BINOMDIST 适用于固定次数 的独立实验,实验的结果只包含成功或失败二种情况,且每次实验成功的 概率固定不变。例如,已知次品概率的情况下,函数BINOMDIST 可以计 算10 个产品中发现2 个次品的

附表1 Excel 统计函数一览表

附表1 Excel 统计函数一览表 函数名称函数功能 AVEDEV 返回一组数据与其均值的绝对偏差的平均值,用于评 测这组数据的离散度。 AVERAGE 返回指定序列算术平均值。 AVERAGEA 计算参数清单中数值的算数平均值。不仅数字,而且 文本和逻辑值(如TRUE 和FALSE)也将计算在内。 BETADIST 返回Beta 分布累积函数的函数值。Beta 分布累积

两总体的wilcoxon秩检验与Kruskal-walls检验的关系

 在统计检验中,对两总体的位置参数进行检验,若已知总体的分布,则可用传统的参数检验法;当总体的分布未知时,可用非参数检验法。如wilcoxon检验、Kruakal-wallis检验,但这两者之间有什么关系呢?又有什么区别呢?本文对此进行了探讨。  1 两种检验之间的一致  设Xil…Xini分别来自分布F(x-θi)的独立大样本,i=1,2,记,且n2≤n1,将两样本混合编秩,记Rij为Xij在合

第三节Excel 在描述统计中的应用

第三节Excel 在描述统计中的应用 《Excel 在统计中的应用》作者:林飞 13 在使用Excel 进行数据分析时,要经常使用到Excel 中一些函数和数 据分析工具。其中,函数是Excel 预定义的内置公式。它可以接受被称为参 数的特定数值,按函数的内置语法结构进行特定计算,最后返回一定的函数 运算结果。例如,SUM 函数对单元格或单元格区域执行相加运算,PMT 函数 在给定的