Individual Differences in Adult Learners of English As a Foreign Language at Two Levels of Proficiency
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Individual Differences in Adult Learners of English as a Foreign Language at Two Levels of Proficiency Gemma Artieda Gutiérrez ADVERTIMENT. La consulta d’aquesta tesi queda condicionada a l’acceptació de les següents condicions d'ús: La difusió d’aquesta tesi per mitjà del servei TDX (www.tdx.cat) i a través del Dipòsit Digital de la UB (diposit.ub.edu) ha estat autoritzada pels titulars dels drets de propietat intel·lectual únicament per a usos privats emmarcats en activitats d’investigació i docència. No s’autoritza la seva reproducció amb finalitats de lucre ni la seva difusió i posada a disposició des d’un lloc aliè al servei TDX ni al Dipòsit Digital de la UB. No s’autoritza la presentació del seu contingut en una finestra o marc aliè a TDX o al Dipòsit Digital de la UB (framing). Aquesta reserva de drets afecta tant al resum de presentació de la tesi com als seus continguts. En la utilització o cita de parts de la tesi és obligat indicar el nom de la persona autora. ADVERTENCIA. 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In the using or citation of parts of the thesis it’s obliged to indicate the name of the author. = = = = = = ____________________________________________________________= = = INDIVIDUALDIFFERENCES INADULTLEARNERSOFENGLISHASAFOREIGNLANGUAGE ATTWOLEVELSOFPROFICIENCY = ____________________________________________________________ = = = = = GemmaArtiedaiGutiérrez = = = Adissertationsubmittedasapartialrequirementforthedegree ofDoctorofPhilosophytothe= = DepartmentofEnglishStudies UniversityofBarcelona 2013 = = = = = Director:Dr.CarmeMuñozLahoz PhDProgramme:AppliedLinguistics = = = = = = = = = = = = ‘Liveasifyouweregoingtodietomorrow. Learnasifyouweregoingtoliveforever.’ = = MohandasGandhi i Declaration= = = = = I hereby declare that this thesis, which I= submit for assessment for the candidaturetothedegreeofPhilosophyDoctoratthe=University=ofBarcelona, isentirelymyownwork,andthatutmostcarehasbeentakentoproperlycite= and acknowledge the work of other authors. This dissertation has not been previouslysubmittedtoanyotheruniversityforadegree. = = = = = = = _______________________________________ Signed:GemmaArtiedaiGutiérrez Date:Barcelona,30thofSeptember,2013 = = = = = = = ©GemmaArtiedaiGutiérrez,2013 ii= Abstract= = In today’s globalised world it is becoming increasingly= common that adults need to learn new languages at any age. And whilethenumberofforeignlanguageadultlearnerskeepsgrowing, there is still a dearth of research aiming at elucidating what individualdifferencesexplainvariationinforeignlanguagelearning outcomesinstudentsplacedinschoolswhichdonothaveanyentry requirements. This study investigated which individual differences impactsecondlanguageacquisitionattwolevelsofproficiencyout of a= set of four IDs: language aptitude, L1 literacy, motivation and orientations,andage;witha=specialfocusonlanguage=aptitudeand L1 literacy. Finally, the study aimed at= explaining the possible= interactionsamongstthefourIDsunderscrutiny.= Two groups of adult EFL learners at two different levels of proficiency(beginners,n===52,andupperintermediatelearners,n== 88), were tested on a number= of variables composing the four constructs, and on five L2 language dimensions. It has been= speculated that different IDs may have different impacts at two levels of proficiency; in terms of language aptitude, it has been hypothesised that for lowproficiency students, the faster learning studentswillexhibithigherlevelsofauditoryability,=whileanalytic= abilityisexpectedtocontributeinasimilarmanneratbeginnerand advanced levels (Skehan, 1989). Concerning L1 literacy,= the hypothesis is that at beginner levels L1 literacy will play a= much moreprominentrolethanforadvancedlearners,providingsupport for the threshold hypothesis (Cummins,= 1979a), and the linguistic coding differences hypothesis (Sparks, 1995; Sparks &= Ganschow, 1991,1993,1995). Findings did not confirm a= differential impact of language= aptitudeinL2learningattwolevelsofproficiencywhenlookingata= globallanguageaptitudescore;however,whenlookingatlanguage aptitudecomponents,resultsconfirmedthehypothesisedprominent= roleofauditoryabilityforbeginnersandaroleforanalyticabilityat the two proficiency levels, although the= impact of the latter was= largerintheupperintermediatelearners’group.ForL1literacy,the hypothesisthatL1literacywouldplaya=keyroleforbeginnersand notforupperintermediatelearnerswasconfirmed.Thisisconsistent iii= with the main tenet of the linguistic coding differences hypothesis thatL1skillsserveasthefoundationforL2learning,=aswellasfor= thepurportedexistenceofathresholdofL1literacywhichlearners need to attain for crosslinguistic transfer to occur. Results for= motivation and orientations were also different for the= two proficiency groups: while professional orientations explained varianceinthebeginnergroup,intheupperintermediatelearners’ groupmotivationwas=thevariablethatcorrelatedwithL2learning. Finally,ageattestingwasthevariableexertingthelargestimpacton L2 development in the beginner group, while it did not have any= impactontheupperintermediatelearnergroup.However,whenL2 development scores where disaggregated in five L2 dimensions,= findingswereasymmetric:whileageattestingimpactedfourout=of five dimensions for beginners, there was only one skill which was strongly impacted in the= upper intermediate learner group: L2 listening.= Thestudyalsoinvestigatedtheinteractions=amongstvariables byapplyingmultipleregressionanalysisandPLSmodelling.Inthe= modelobtainedforbeginners,onlythreevariableswerepredictive: academic development, L1= literacy, and age at testing. Conversely, thepredictivevariablesinthemodelforupperintermediatelearners weremotivation,languageaptitude,andreadinghabits. Asa=conclusion,findingssuggestedthatdifferentIDsimpact L2learningdifferentlyattwolevelsofproficiencyforthisparticipant sample.Inaddition,thestudyprovidedinsightsastowhichwerethe= language aptitude components having an influence at each stage,= and what L2 language dimensions were impacted by language aptitude and L1 literacy. Finally, and to the best of the author’s= knowledge,thisisthe=firststudyinsecond languageacquisitionto= use PLSSEM to explore complex relationships amongst latent= constructs. iv Resum = Enelmónglobalitzatqueensenvoltaéscadacopméscomú queelsadultsnecessitinaprendre=idiomesa=qualsevoledat.I=mentre el nombred’adults que estudiacontinua creixent, hi ha una manca derecercaqueinvestiguiquinesdiferènciesindividuals=expliquenla variació en els resultats d’adquisició de llengües estrangeres dels alumnesqueestudienencentresonnohihacaprequisitacadèmic d’admissió. Aquest estudi investiga quines són les diferències individuals=quetenenimpacteen=l’adquisiciódesegonesllengüesen= dosnivellsdellenguaestrangera,d’unconjuntdequatrediferències individuals:aptitudlingüística,nivelldeprimerallengua,motivació= iorientacions,i=edat;ambuninterèsespecialenelpaperdel’aptitud lingüísticai=delnivelldeprimerallengua.Finalment,l’estuditécom a objectiu explicar les possibles interaccions entre les quatre diferènciesindividualsinvestigades. Els participants són dos grups d’estudiants adults d’anglès com a= llengua estrangera, situats en dos nivells diferents (nivell= inicial,n===52;nivellintermedialt,n===88).Elssubjectesvanprendre= partentestsquemesuravenelsquatreconstructesinvestigatsi=cinc dimensions lingüístiques de la segona llengua. S’ha especulat que diversesdiferènciesindividuals=podentenirunimpactediferenten funció del nivell de llengua estrangera. Pel que fa a aptitud lingüística,= la hipòtesi planteja que, en nivells inicials, els alumnes queprogressenmésràpidamentsónaquellsquetenenunnivellmés alt d’aptitud auditiva, mentre que la capacitat analítica és igual d’important a= tots els= nivells (Skehan, 1989). Respecte al nivell de primera llengua, la hipòtesi suggereix que pot tenir un paper fonamentalenelsnivellsinicials.Aixòseriacoherentamblahipòtesi del llindar (Cummins, 1979a), i= la hipòtesi de les diferències en= la= codificaciólingüística(Sparks,1995;Sparks&=Ganschow,1991,1993,