Quantitative航空业定量研究方法

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Quantitative.Quantitativeresearchisabasicparadigmofsocialscience,itisoneoftheimportantstepsandmethodsofscientificresearch.Theresearchmethodsinvolvetheinvestigationviastatistical,mathematicalorcomputertechniques.(Lisa,2008)Quantitativeresearchisgenerallydesignedforspecificresearchtocarryoutthestatisticresearchresults.Withthefeaturesofexploratory,diagnosticandforecasting,thequantitativeresearchdoesnotpursueapreciseconclusion,butsimplyunderstandtheproblem.(Adcock,2001)TheseniorresearcherfromDMBresearchgroupindicatethatthequantitativestudiesthatdeterminetheamountofregulationofscientificresearch,isknownasproblemandexpressedasanumber,andthentoanalyse,test,interpretation,researchmethodsandprocessessoastomakesenseof.Quantificationisbasedonthedigitalsignstomeasure.Quantitativeresearchthroughthestudyofthecharacteristicsofobjectsaccordingtosomecriteriaforcomparisonofcharacteristicvaluestodetermineobject,orgetsomeamountofvariationbetweenthefactors.Becauseitspurposeistorespondtothingsandthemovementofproperty,hencethenameofquantitativeresearch.Experimentalstudyonquantitativeresearchandscienceiscloselyrelatedto,itcanbesaidofquantificationisaccompaniedbyexperimentalmethodinscience.Inthequalitativeresearch,themainmethodsinclude:groupinterviewswithseveralpeople,individualinterviewforspecificanswers,etc.Comparingwiththat,inquantitativestudies,informationisrepresentedbycertainnumbers.Whenprocessingandanalyzingthesenumbers,itshouldbeclarifiedthatwhatkindscalewerethesenumbersbeingmeasuredandprocessed.Stevensdividedthosescalesintofourtypes,namelynominalscale,ordinaryscaleandspacingscaleandratioscale.(S.S.Stevens,1957)RAdcock-AmericanPoliticalScienceAssociation,2001-CambridgeUnivPressStevens,S.S.,&Galanter,E.H.(1957)Ratioscalesandcategoryscalesforadozenperceptualcontinua.JournalofExperimentalPsychology,54,377-411.

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