Title of article :
THE USE OF RASCH MEASUREMENT MODEL INENGLISH TESTING
Author/Authors :
Mokshein, Siti Eshah Universiti Pendidikan Sultan Idris, Malaysia , Ishak, Haliza Universiti Pendidikan Sultan Idris, Malaysia , Ahmad, Hishamuddin Universiti Pendidikan Sultan Idris, Malaysia
Abstract :
ThisstudyaimedatdeterminingthequalityoftheEnglishPaper1(EP1)itemsofUPSRtrialexaminationforsixgradersintermsofitsreliability,validityanditemscharacteristics.Italsosoughttodeterminethedifficultylevelsof40multiple-choiceitemsconsistingfiveconstructsofvocabulary,languageandsocialexpression,grammar,cloze-comprehensionandreadingcomprehension.Anumberof525primaryschoolsstudentswererandomlyselectedfrom3876studentsinKualaSelangor,Malaysia.UsingtheRaschmeasurementmodel,thevalidityevidenceswereshownthroughtheresultsofPrincipleComponentAnalysis(PCA),fitstatisticsanditemdistractoranalysis.TheresultsfromPCAanalysisshowedtheabsenceofseconddimensioninthetest,whichmettheassumptionofmoderntestingtheory.Fitstatisticsanalyseshaveidentifiedsevenmisfititemsthatarebeyondtheacceptablerange(0.7-1.3logit).Itemdistractoranalysishasidentifiedfiveproblematicitemswherebythreeofthemarealsomisfititems.SummarystatisticsshowsthatthereliabilityindicesofCronbach‟sAlphaweregreaterthan0.80andseparationindicesweregreaterthan2.Thisstudywouldbenefitteachersinimprovingexistingassessmentpracticebyspreadingouttheimportanceofitemanalysisinschools,particularlyinlanguagetesting.
Keywords :
itemanalysis , validityandreliability , Raschmeasurementmodel
Journal title :
Cakrawala Pendidikan
