英语测试学论文.docx
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英语测试学论文.docx
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英语测试学论文
Testingreport
Part1Introduction
Thistestisdesignedbyourclassfour,andclassfivediditinNovember18th.Thetestingsubjectsare41juniors(39girlsand2boys),whomajorintheteachingEnglishDepartmentofAnqingTeachersCollege.
Theexaminationpapercontainsonehundredmultiplechoiceandonepointachoice,sothetotalscoreis100.ThecontentoftheseitemsisfromCET4,CET6andTEM4exampaper,whichincludingmanyimportantgrammars,liketheuseofarticle,preposition,verbandsoon.Itmayseemtobeeasyinappearance,however,itcoststoomucheffortsanddevotions.Theonehundredmultiplechoicewereselectedfrom9dormitories.Eachdormitoryshouldfindout50itemsandthenthefinalitemswereselectedbystudymonitor.Thetestwastakeninabigroom205within40minutes,withtwostudymonitorsandateacherinvigilated,whichseemstobealittlenervous.Allinall,weallpassitsmoothly.Andaftertakingtheexamination,Ifelttobeateacherandastudentarenoteasy.Well,next,Iwillanalyzethistestresultstoyou.
Part2Datapresentationandanalysis
Inthispart,Iwillreportthetestscoresandprovidesomestatisticstoanalyzeseveralfactorsconcerningwithassessingthepaper.Suchasmeanscore,median,mode,range,standarddeviation,testreliability,itemdifficultylevelanditemdiscrimination.Sincethereliabilityistoodifficultandcomplicated,Iwillanalyzeitintheend.
1.BasicData
So,tobeginwith,letmeanalyzethebasicdatatoyou.Classfivedidagoodjobinthistest.Thecentraltendencyisasfollows:
Themeanscoreis56.97561,mediais55,modeis66.Thevariabilityisasfollows:
therangeis39,thestandarddeviationis10.55578andtheCVis18.5268%.Theholedataarepresentedasfollows:
BasicData
CentralTendency
Score
Variability
Score
Mean
56.97561
Max
79
Media
55
Min
40
Mode
66
Range
39
StandardDeviation
10.55578
CV
18.5268%
CV:
差异系数
Standarddeviation:
标准差
range:
全距
2.Scoredistribution
Andnextisscoredistributionofthestudent:
ScoreDistribution
ScoreGroup
Frequency
ScoreGroup
Frequency
30~40
0
60~70
11
40~50
9
70~80
5
50~60
16
80~90
0
Fromthetableandchartwecanseethatstudents’scoredistributionisapproximatelyaround40and80.Itisconcentratedandstable.Thetopscoreis79whilethelowestscoreis40.Thewholetrendisappearedaspositiveskewedness.
3.OptionDistribution
Andthenletusseethedistributionoftheoption.ThedistributionoffouroptionA,B,C,Disasfollows.Fromthechartwecanseethatthefourpartsarealmostequal.However,theoptionBisthehighestonewhiletheoptionCisthelowestone.Generallyspeaking,theoptionsinthistestarereasonableandadvisable.
OptionDistribution
Option
A
B
C
D
Frequency
24
27
22
27
Percentage
24%
27%
22%
27%
Andnextletmeanalyzetheadvanceddatatoyou.
4.ItemFacilityValue(FV)
Itemfacilityvalueisameasureoftheeaseofatestitem,whichisimportantintestanalyzing.Itisbetween0and1,thesmalleritis,themoredifficulttheitemwillbe.Thereasonablefacilityvalueisbetween0.3and0.7.
(RisreferstoNo.ofcorrectanswersNisreferstoNo.ofstudents)
Andthisexamination’severyitemfacilityvalueisasfollows:
ItemFacilityValue
FV
<0.3
0.3~0.7
>0.7
Totalnum.
11
58
31
Percentage
11%
58%
31%
FV
<0.3
0.3~0.7
>0.7
Itemnum.
7.9.10.33.37.51.55.63.75.76.80
4.5.6.8.11.12.13.17.18.19.20.21.24.26.32.34.35.36.40.43.44.46.47.49.50.53.54.56.57.59.62.64.66.67.68.70.71.72.73.77.78.79.81.82.85.86.87.88.89.90.91.93.94.95.96.98.100
1.2.3.14.15.16.22.23.25.27.28.29.30.31.38.39.41.42.45.48.52.58.60.61.65.69.74.83.92.97,99
Percentage
11%
58%
31%
Fromthetableabovewecanseethatthispaper’sFVmostlyconcentratedbetween0.3and0.7.Thepercentageis58%.Thatmeanstheitemsinthistextisadaptable.Mostoftheitemsareneithereasynordifficult.Itsuitableforourstudentshaveatest.However,therearealso11%ofitemsarebelow0.3,whichmeanstheseitemsarealittledifficulttoanswer.Letmegiveyouanexample:
7.Thewriterhisexperienceasabuildingworkerforhiswriting.
A.drewbackfrom
B.drewin
C.drewup
D.drewon
Thisitemisaimtoteststudents’verbalphrase.“draw”isthecentralword.Studentsmaybeconfusedbytheprepositionafter“draw”.Fromthiswecanseestudentsneeddomorepracticeaboutverbalphrase.Andtheseconditemisitem37.
37.ShewaspullingmylegwhenshesaidIshouldproposetoher.Theunderlinedpartmeans.
A.kiddingme
B.frighteningme
C.forcingme
D.hinting
ThisitemisintendedtotestEnglishslang.Thisitemcanteststudents'knowledgescope.Alittlebitdifficultforsomepartofthestudents.
55.Thisareaiscomparativelypeacefulexceptforafewinthedistance.
A.skirmishes
B.controversies
C.frictions
D.disturb
Item55isabouttoteststudentsvocabularyscope,whichisalsoalittledifficultforsomestudents.Tobehonest,Ican’tdothisitemeither.ThecorrectanswerisA.“skirmishes”meansasmallquarrel.
Fromtheanalysisabove,itseemsthatweallneedtostrengthenourlanguageability,enlargeourvocabularyandpaymoreattentiontoverbandverbphrases.Weneedmorepracticeafterclassandneedmoretestslikethis.
5.ItemDiscrimination
Itemdiscriminationisantheressentialfactorintestanalyzing.Itemdiscriminationreferstothe
abilityofatestitemtoseparategoodstudentsfrompoorstudentsinaparticularaspectoftheforeignlanguage.Theformulais:
Itemdiscriminationisbetween-1to+1.1istheperfectitemdiscrimination.Ingeneral,itemdiscriminationisequivalenttoorhigherthan0.4canbeacceptable.Thosearebelow0.4shouldbechangedorimproved.Andthefollowingchartisthistest’sitemdiscrimination:
ItemDiscrimination
ID
<0
0~0.4
>0.4
Itemnum.
1.48.53.62.63.79.82.100
2.3.4.5.6.8.9.10.11.12.14.15.16.17.18.19.20.23.24.25.27.28.29.30.31.32.33.34.36.37.38.39.41.42.46.47.50.52.55.56.57.58.59.60.61.64.65.67.68.69.71.72.73.74.75.76.78.80.81.83.84.85.87.88.90.91.92.95.99
13.21.26.35.40.43.44.45.49.51.54.70.77.86.89.93.94.96.97.98
Percentage
8%
72%
20%
Fromthechartwecanseethatthereare20%itemsitemdiscriminationisacceptable.Andthereare8%itemsisunderzero.Itisunreasonable,Ithinktheseitemsneedtochangeandimprove.So,bytheway,letmeanalyzethisindetail,letseesomeitems,firstisitem69.
63.Accordingtoofficialstatistics,retailsalesinChinarose10%and12.2%inthefirstandthesecondquarter____thisyear.
A.accordingly
B.correspondingly
C.respectively
D.individually
ThecorrectanswerisB.Andstudents’answersareasfollows:
Group
No.ofCorrectAnswers
FacilityValue(FV)
Top
0
-0.53846
Bottom
7
Wecanseefromthechartthatnoneofthestudentsthatinthetopgroupgotthecorrectanswer.Butonthecontrary,thereare7studentsinbottomgroupgotthecorrectanswer,sotheitemdiscriminationisunderzero.Therefore,thisitem’sdiscriminationistoolow.
Whythiskindofphenomenonwasappeared?
Maybestudentsintopgrouparehesitatedtomakedecisionortheymayhastytomakeachoice,whichledtothemistake.Thisitemisintendedtotestthesemanticofthesentence.Therefore,studentsneedtoimprovetheirlanguagesense.
Andnext,Iwillgiveanantherexample.Seetheitem40.
40.Whichofthefollowingitalicizedpartsisusedasanobject?
A.Whatdoyouthinkhashappenedtoher?
B.Whodoyouthinkthevisitingprofessoris?
C.Howmuchdoyouthinkheearnseverymonth?
D.Howquicklywouldyousayhewouldcome?
Thisitemisaimtoteststudents’understandingofsentencestructureandthecorrectanswerisC.Students’answersareasfollows:
Group
No.ofCorrectAnswers
FacilityValue(FV)
Top
13
0.769231
Bottom
3
Wecanseefromthechartthatthereare13studentsthatinthetopgroupgotthecorrectanswer.Andonthecontrary,thereareonly3studentsinbottomgroupgotthecorrectanswer,sothisitem’sdiscriminationishigherthan0.4whichisreasonable.Therefore,wecansaythatthisitemhaveahighitemdiscriminationwhichshouldbepraiseandadaptable.
Thenthenextitem23
23."He's no more able to read Japanese than I am." The sentence meansthat.
A. neither he nor I am able to read Japanese.
B. I can read Japanese but he can't.
C. my Japanese is better than him.
D. both he and I are able to read Japanese.
Thisitem’sanswerisA.Andstudents’answersareasfollows:
Group
No.ofCorrectAnswers
FacilityValue(FV)
Top
11
0
Bottom
11
Thisitemtestthemeaningofthephrase“nomore…than”.ThisisanimportantphraseinEnglishlearning.Andwecanseefromthechartthatbothtopgroupstudentsandbottomgroupstudentshavethesamenumberofcorrectanswer.Sotheitemdiscriminationis0,whichisnotagoodone.
Andthenextitem20isthesame.ThecorrectanswerisC.
20.Time,heshallgoouting.
A.permitted
B.permits
C.permitting
D.wouldpermit
Fromthiswecansee,thiskindofitemsisneithereasynordifficult,theyallhaveverylowitemdiscrimination.Buttheitemitselfisdeservedtohaveatest.TheyarealltypicalgrammarwhichisessentialpartinEnglishlearning.
6.Reliability
Reliabilityreferstotheconsistencyofthescoresfromatest.Letmeusespilthalfreliabilitytoanalyze:
Rankordercorrelation,theformulais:
Forthis,firstcalculatetherankordercorrelationbetweentheoddandheevenhalvesofthetest,andthenuse
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