Think-alouddiary讲述.ppt

-aloudDiaryThink-aloud有声思维Nature:asatechniqueofdata-collectionOrigin:1980cogitiveresearchgainedfavorRepresentativesMainfocusQuestionsCohen,1987Goodman,1989Guo1997;Lu,1997Guo&Wen,1989Floweretal.,1990Hosenfeld,1984Hudelson,1989Lauer&Asher,1988Zamel,1983,1987Raimes,1985Theyprobeintotheprocessofstudents'L2writingandreadingbythistechnique.(1)Whatisthink-aloud?(2)Howtocarryitout?(3)Limitations(1)Whatisthink-aloud?Think-aloudisatechniquetogetinnerthoughtsinthesubject'smindwhiles/-,forL2learners,thistechniqueisunnaturalandneedspropertraining,-aloudexample:Guo'sstudyP345RQ:useathink-aloudproceduretoinvestigatetowhatextentL1isinvolvedinstudents':20senior2andsenior3students(Extrovertandtalktive)Training:twoweekstrainingonthink-:①readsomeclassicalChineseprosepiecesandshowtheirunderstandingbythinkingaloud②:makesubjectsfullyknowhowtousethistechniqueinlaterL2writing(ChinesenotmixedwithEnglish)Think-aloudexample:Guo'sstudyTest::atape-recorder(transcripts/protocols)innerthoughtsinChineseorEnglish(natural):(1)parisonbetweenthequantitativeuseofL1andL2;(2)qualitativeanalysisofL1function;(3)-aloudcarriedout?Fourrequirements:SubjectsTrainingTape-recorderResearcher“ideal”:cooperative,talktive,willingandcapabletothinkaloudeffectiveofhighqualitybehavingprofessionallyThreestagesofselection(1)personality:extrovertandtalktive(2)subjectswhofeelateaseandarewillingtocooperate,40%out(3)elimatenoticeablepasusessubjects,10-20%out(1)clearandcarefuldesigneddemonstration(2)practicetwice:firstinagrouptoreducenervousness;secondinindividual(1)checkcarefully(2)usenewbatteries(3)inthemod