Introduction_to_Social_Network_Methods

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1、IntroductiontoSocialNetworkMethods:Chapter1:SocialNetworkDataIntroductiontoSocialNetworkMethods1.SocialNetworkDataThispageispartofanon-linetextbookbyRobertA.HannemanandMarkRiddleoftheDepartmentofSociologyattheUniversityofCalifornia,Riverside.Feelfreetouseand

2、reproducethistextbook(withcitation).Formoreinformation,ortooffercomments,youcansendmee-mail.TableofContents●Introduction:What'sdifferentaboutsocialnetworkdata?●NodesPopulations,samples,andboundariesModalityandlevelsofanalysis●RelationsSamplingtiesMultiplerel

3、ations●Scalesofmeasurement●AnoteonstatisticsandsocialnetworkdataIntroduction:What'sdifferentaboutsocialnetworkdata?Ononehand,therereallyisn'tanythingaboutsocialnetworkdatathatisallthatunusual.Networkersdouseaspecializedlanguagefordescribingthestructureandcon

4、tentsofthesetsofobservationsthattheyuse.But,networkdatacanalsobedescribedandunderstoodusingtheideasandconceptsofmorefamiliarmethods,likecross-sectionalsurveyresearch.Ontheotherhand,thedatasetsthatnetworkersdevelopusuallyenduplookingquitedifferentfromtheconve

5、ntionalrectangulardataarraysofamiliartosurveyresearchersandstatisticalanalysts.Thedifferencesarequiteimportantbecausetheyleadustolookatourdatainadifferentway--andevenleadustothinkdifferentlyabouthowtoapplystatistics."Conventional"sociologicaldataconsistsofar

6、ectangulararrayofmeasurements.Therowsofthearrayarethecases,orsubjects,orobservations.Thecolumnsconsistofscores(quantitativeorqualitative)onattributes,orvariables,ormeasures.Eachcellofthearraythendescribesthescoreofsomeactoronsomeattribute.Insomecases,therema

7、ybeathirdfile:///C

8、/Documents%20and%20Settings/hanneman/My%20...ts/Network_Text/Version2/C1_Social_Network_Data.html(1of18)3/17/200511:28:45AMIntroductiontoSocialNetworkMethods:Chapter1:SocialNetworkDatadimensiontothesearrays,representingpanelsofobservations

9、ormultiplegroups.NameSexAgeIn-DegreeBobMale322CarolFemale271TedMale291AliceFemale283Thefundamentaldatastructureisonethatleadsustocomparehowactorsaresimilarordissimilartoeachotheracrossattributes