Theories of Intelligence I The Binet Scales智能我比奈尺度理论.ppt

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1、TheoriesofIntelligenceII:TheWechslerScalesPsy427CalStateNorthridgeAndrewAinsworthPhD1939:Wechslervs.BinetTwoyearsafterthe1937Binetrevision,thefirstWechslertestispublished:theWechsler-BellevueIntelligenceScale.Criticismsofthe1937BinetIntelligenceismultifaceted,theBinetproducesasingle

2、IQscore.The1937Binetwasdevelopedforchildren,yetpurportstotestadults.The1937Binethasanoveremphasisonspeeded/timedtasks,whichismoredifficultforolderadults.Intelligencecandeclineasoneages.The1937Binetdoesnotaccountforthis.CalStateNorthridge-Psy4272Advantagesofthe1939Wechsler-BellevueAg

3、eScaleversusPointScale1937BinetusedanAgeScaleScoresonaparticulartestarebasedonbasalandceilinglevels.EachBasalorCeilingLevelhadachronologicalageassociatedwithitemsatthatlevel.So,apersonwhosuccessfullycompleted3outof4itemsatthe6-yearoldlevel,wouldhaveabasalmentalageof6years.CalStateNor

4、thridge-Psy4273Advantagesofthe1939Wechsler-Bellevue1937BinetusedanAgeScaleContentofitemsateachleveloftheagescalecouldvarytremendouslyVocabularyword,arithmeticproblem,anddigitrepetition,forexample,couldallbeaskedsequentiallyatagivenagelevelofthe1937Binet.1939Wechsler-BellevueusedaPoi

5、ntScaleItemsinascaleansweredcorrectlyareeachgivenacertainnumberofpoints.PointScalesallowforhomogeneouscontent.CalStateNorthridge-Psy4274Advantagesofthe1939Wechsler-Bellevue1939Wechsler-BellevueusedaPointScalePointScalesallowforhomogeneouscontent.Assuch,Wechslercouldobtainscoresforan

6、individualinawiderangeofcontentareas.Vocabulary,CreativeThinking,Judgment,GeneralKnowledgeCalStateNorthridge-Psy4275Advantagesofthe1939Wechsler-Bellevue1939Wechsler-BellevueincludedaPerformanceScale1937Binetwascriticizedforitsover-relianceonverbalskillstomeasureIQ1939Wechsler-Bellev

7、ueaddedasecondentirescaleofnon-verbalmeasures.CalStateNorthridge-Psy4276Evolutionofthe1939Wechsler-BellevueNormativesampleforthe1939Wechsler-Bellevue1081whitesfromtheeasternUS(primarilyNewYork)Firstrevision:1955WechslerAdultIntelligenceScale(WAIS)Secondrevision:1981WechslerAdultInte

8、lligenceScal