tsl 3123 topic 4 basic principles of assessment

8/18/2019 TSL 3123 Topic 4 Basic Principles of Assessment

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Topic 4: Basic Principles of

AssessmentPrepared by:

A S

A F IL Y L

N A Z


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• Obecti!ity

• "as#bac$ %&ect

•

A't#enticity• Interpretability


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Obecti!ity

• (efers to t#e ability ofteac#ers)e*aminers +#o mar$ t#eans+er scripts,

• Obecti!ity refers to t#e e*tent- in+#ic# an e*aminer e*amines anda+ard scores to t#e same ans+er

script,• T#e test #a!e #i.# obecti!ity +#en

t#e e*aminer is able to .i!e t#e

same score to t#e similar ans+ers


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• Obecti!e test / #i.# obecti!ity – Scorin. is not in0'enced by t#e

e*aminer1s s$ills and emotions

• S'becti!e test / lo+est obecti!ity – 2i&erent e*aminer tend to a+ard

di&erent score

– Same e*aminer +o'ld .i!e di&erentscores to t#e same essay if s)#e is to re3c#ec$ at di&erent times,


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"as#bac$ %&ect

• "as#bac$ is .enerally dened as t#ein0'ence of testin. on teac#in. andlearnin.1

• "as#bac$ refers to t#e e*tent to +#ic# t#eintrod'ction and 'se of a test in0'enceslan.'a.e teac#ers and learners to dot#in.s t#at t#ey +o'ld not ot#er+ise dot#at promote or in#ibit lan.'a.e learnin.,


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• T#e e&ect a test #as on classroompractice 5Berry- 6774- p, 869,

• o+ assessment instr'ments a&ected'cational practices and beliefs5;o#en- 6774- p, 469,

• "as#bac$ can be positi!e orne.ati!e


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Teac#ers

• Prepare lessonmore t#oro'.#ly,

•


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Learners

• >sin. t#e tar.etlan.'a.e s$ills

• St'dyin.

• Learnin.• 2o t#eir #ome+or$

• Ta$e t#e s'bect

bein. tested moreserio'sly

• ?emori@in.

• "orryin.

• ;#eatin.

• An*iety


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A't#enticity

• A't#enticity is t#e de.ree ofcorrespondence of t#e c#aracteristicsof a .i!en lan.'a.e test tas$ to t#e

feat'res of a tar.et lan.'a.e tas$5Bac#man C Palmer- 677D9


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• T#e lan.'a.e in t#e test is as nat'ral aspossible

• Items are conte*t'ali@ed rat#er t#an

isolated• Topics are rele!ant and meanin.f'l for

learners

• Some t#ematic or.ani@ation to items ispro!ided

• Tas$s represent- or closely appro*imate-real3+orld tas$s 5so t#at st'dent +o'ld

a't#entically 'se t#e tar.et lan.'a.e,9


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Interpretability

• Test interpretation encompasses allt#e +ays t#at meanin. is assi.ned tot#e scores,

• Proper interpretation reE'ires$no+led.e abo't t#e test- +#ic# canbe obtained by st'dyin. its man'al

and ot#er materials alon. +it#c'rrent researc# literat're +it#respect to its 'se


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;onsiderations in Test Interpretation

• 6st : ;onsider (eliability – (eliability is important beca'se it is a

prereE'isite to !alidity and beca'se t#e

de.ree to +#ic# a score may !ary d'e tomeas'rement error is an important factor in itsinterpretation,

• nd : ;onsider


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• 8rd: Scores- Norms- and (elated tec#nicalFeat'res – T#e res'lt of scorin. a test or s'btest is 's'ally

a n'mber called a ra+ score- +#ic# by itself isnot interpretable,

– Additional steps are needed to translate t#en'mber directly into eit#er a !erbal description5e,.,- pass or fail9 or into a deri!ed score 5e,.,- a

standard score9,

– Less t#an f'll 'nderstandin. of t#ese proced'resis li$ely to prod'ce errors in interpretation and'ltimately in co'nselin. or ot#er 'ses,


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• 4t# : Administration and Scorin.


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tsl 3123 topic 4 basic principles of assessment

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