正文描述:《the field of statistics》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、RobustEstimationandTestingbyRobertG.StaudteandSimonJ.SheatherCopyright©1990JohnWiley&Sons,Inc.CHAPTERONETheFieldofStatisticsSimplificationwhichretainstheessentialscientificessenceoftheproblemismostlikelytoleadtousefulanswersbutthisrequiresunderstandingof,andint
2、erestin,scientificcontext.Scientificinvestigationisaniterativeprocessinwhichthemodelisnotstaticbutiscontinuallyevolving....Ibelievethatscientificmethodemploysandrequiresnotone,buttwokindsofinference—criticismandestimation;oncethisisunderstoodthestatisticaladvan
3、cesmadeinrecentyearsinBayesianmethods,dataanalysis,robustandshrinkageestimatorscanbeseenasacohesivewhole.G.E.P.Box(1983)Robustnessisafundamentalissueforallstatisticalanalyses;infactitmightbearguedthatrobustnessisthesubjectofstatistics.J.B.Kadane(1984)Scientists
4、inthiscenturydevisedstatisticalmethodstohelpthemobjec-tivelyassesstheirsubjectiveconjectures,andmathematiciansandphiloso-.pherssoonjoinedthemincreatingtechniques,principles,andtheorieswhicharenowknowncollectivelyas"thefieldofstatistics."Abetternamemightbe"theba
5、ttlefieldofstatistics,"sinceitsshorthistoryismarkedbydisagreement,controversy,andevenfeuding.Somestatisticianshavesoughtrefugefromthewarsbyconcentratingonthediverseartsofmathemati-calstatisticsanddataanalysis.Growthintheseareasfollowedsignificantdevelopmentsinm
6、easuretheoreticprobabilityandcomputertechnology,respectively.Duringthelasttwentyyearsstatisticiansofallpersuasions12THEHELDOFSTATISTICShavebeenrewritingmuchoftheliteratureunderthebannerofrobustness,apragmaticresponsetotheoveremphasisonparametricmodelingofthepas
7、t.Whilethesechangesmakethefieldofstatisticsdynamicandexciting,thereisnowconsiderableconfusion,borderingonthechaotic.Inthisbookweexplainsomeoftheserecentdevelopmentsinthesimpli-fyinglanguageofdescriptivemeasures.Wewillconcentrateontheroutineproblems,suchasthetwo
8、-sampleproblem,becauseoftheirimportance.Beforedoingso,wewillelaborateonsomeoftheabovestatementsandespeciallyreviewtherelationshipbetweenthescientificmethodandsta-tisticalinf
显示全部收起
温馨提示:
1. 部分包含数学公式或PPT动画的文件,查看预览时可能会显示错乱或异常,文件下载后无此问题,请放心下载。
2. 本文档由用户上传,版权归属用户,天天文库负责整理代发布。如果您对本文档版权有争议请及时联系客服。
3. 下载前请仔细阅读文档内容,确认文档内容符合您的需求后进行下载,若出现内容与标题不符可向本站投诉处理。
4. 下载文档时可能由于网络波动等原因无法下载或下载错误,付费完成后未能成功下载的用户请联系客服处理。