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ThejournalScienceisaddinganextraroundofstatisticalcheckstoitspeer-reviewprocess,editor-in-chiefMarciaMcNuttannouncedtoday.Thepolicyfollowssimilareffortsfromotherjournals,afterwidespreadconcernthatbasicmistakesindataanalysisarecontributingtotheirreproducibilityofmanypublishedresearchfindings.

'Readersmusthaveconfidenceintheconclusionspublishedinourjournal,'wrtiesMcNuttinaneditorial.WorkingwiththeAmericanStatisticalAssociation,thejournalhasappointedsevenexpertstoastatisticsboardofreviewingeditors(SBoRE).Manuscriptswillbeflaggedupforadditonalscrutinybythejournal'sinternaleditors,orbyitsexistingBoardofReviewingEditorsorbyoutsidepeerreviewers.TheSBoREpanelwillthenfindexternalstatisticianstoreviewthesemanuscripts.

Askedwhetheranyparticularpapershadimpelledthechange,McNuttsaid:'Thecreationofthe'statisticsboard'wasmotivatedbyconcernsbroadlywiththeapplicationofstatisticsanddataanalysisinscientificresearchandinpartofScience'soveralldrivetoincreasereproducibilityintheresearchwepublish.'

GiovanniParmigiani,abiostatisticianattheHarvardSchoolofPublicHealth,amemberoftheSBoREgroup,saysheexpectstheboardto'playprimarilyanadvisoryrole.'Heagreedtojoinbecausehe'foundtheforesightbehindtheestablishmentoftheSBoREtobenovel,uniqueandlikelytohavealastingimpact.ThisimpactwillnotonlybethroughthepublicationsinScienceitself,buthopefullythroughalargergroupofpublishingplacesthatmaywanttomodeltheirapproachafterScience.'

JohnIoannidis,aphysicianwhostudiesresearchmethodology,saysthatthepolicyis'amostwelcomestepforward'and'longoverdue'.'Mostjournalsareweakinstatisticalreview,andthisdamagesthequalityofwhattheypublish.Ithinkthat,forthemajorityofscientificpapersnowadays,statisticalreviewismoreessentialthanexpertreview,'hesays,buthenotedthatbiomedicaljournalssuchasAnnalsofInternalMedicine,theJournaloftheAmericanMedicalAssociationandTheLancetpaystrongattentiontostatisticalreview.

Professionalscientistsareexpectedtoknowhowtoanalysedata,butstatisticalerrorsarealarminglycommoninpublishedresearch,accordingtoDavidVaux,acellbiologist.Researchersshouldimprovetheirstandards,hewrotein2012,butjournalsshouldalsotakeatougherline,'engagingreviewerswhoarestatisticallyliterateandeditorswhocanverifytheprocess'.VauxsaysthatScience'sideatopasssomepaperstostatisticians"hassomemerit,butaweaknessisthatitreliesontheboardofreviewingeditorstoidentify'thepapersthatneedscrutiny'inthefirstplace."

1.ItcanbelearnedfromParagraph1that

A.Scienceintendstosimplifyitspeer-reviewprocess.

B.journalsarestrengtheningtheirstatisticalchecks.

C.fewjournalsareblamedformistakesindataanalysis.

D.lackofdataanalysisiscommoninresearchprojects.

2.Thephrase'flaggedup(Para.2)istheclosestinmeaningto

A.found.

B.revised.

C.marked.

D.stored.

3.GiovanniParmigianibelievesthattheestablishmentoftheSBoREmay

A.poseathreattoallitspeers.

B.meetwithstrongopposition.

C.increaseScience'scirculation.

D.setanexampleforotherjournals.

4.DavidVauxholdsthatwhatScienceisdoingnow

A.addstoresearchers'workload.

B.diminishestheroleofreviewers.

C.hasroomforfurtherimprovement.

D.istofailintheforeseeablefuture.

5.Whichofthefollowingisthebesttitleofthetext?

A.ScienceJoinsPushtoScreenStatisticsinPapers

B.ProfessionalStatisticiansDeserveMoreRespect

C.DataAnalysisFindsItsWayontoEditors'Desks

D.StatisticiansAreComingBackwithScience

thekeys:

1.B2.C3.D4.C5.A