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时间:2019-08-04
《GRE Argument 常用句和错误类型》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、1.Selectivesample Thesampleisrandomlyselectedandisrepresentativeofthegeneralgroup Quantityofthesample,aretherespondentsrepresentative,changingscope Topointoutthatthecurrentsampleisnotrandomlyselectedandcouldnotrepresentthegeneralgrouporthatthesurveyonlyspecialgroupso
2、fsubjectswhilemanypeoplehavebeenignored Theauthorimpliesthatthesamplestudiedinthesurveycouldpresentthegeneralgroup,buttheauthorconsideronly(theselectivesub-group) Althoughthesub-groupstudieddoconstituteasignificantpartofthegeneralgroup,manyothersub-groupsareexcludedfr
3、omthestudy. Theconditionssituationofothersub-groupmightbequitedifferent. Withoutrulingouttheabovepossibility,theauthorcouldnotmakeanygeneralconclusionaboutthatthegeneralpopulation(dosomething)merelybasedontheselectivesub-group.2.Quantityofthesample Thesamplesizeisins
4、ufficienttobestatisticallyrepresentative. Thequantityofthesampleissufficienttoberepresentative. Topointoutthecurrentsampleisnotsufficientissize,andmightnotrepresentalltheothersub-group. Thefactcitedbytheauthorcouldhardlyillustratetheassumptionthat… Thesamplestudiedm
5、ightbespecialcasesandistoolimitedtoberepresentative. Wecannotaccepttheauthor’simplicationthat…beforemorestatisticdataabout…areprovided.3.Dothestatisticsmakeanydifference? Thepurposeofthesurveyisinsignificantinsupportingthefinalconclusion Topointoutthattheresultofthes
6、tudycouldnotgivestrongandsufficientsupporttothefinialconclusionorevenhasnothingtodowiththeconclusion Theinformationprovidedbytheauthorisinsufficientforillustratingtheconclusionorassumption Thesurveyonlystudiesthesituationofsomespecialcases However,manymorecriticalcas
7、eswereignoredinthesurvey. Toevaluatetheargument,weneedtheauthortoprovidemoreinformationabouttheignoredcasesandmoreinformationaboutothersubjects Lackingfurtherstudiesontheseimportantissues,theauthorcouldnothastilyconcludethat…merelybasedontheinsignificantstudy. 4.Whatq
8、uestionswereaskedinthesurvey? Thequestionaskedinthesurveyisnotdirectlyrelatedtothefinalconclusionorthequestio
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