Technical Report - International Military Testing Association

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Teet and Item Revision Technique8
J. E . PARTTHCXOH , Chairmsn
Teat And item rovisdom Are neceenuxy for A vcnriety of ressone.
‘Zrc main reason for euch revisione ie to bring About improvement in
measuring inotrumants. A test muat be revised if the job requiramcnte
are changed And if it la not functioning properly AA A mcssurfng inatrumcnt,
Among the pany raaAonA for reviaing itema Arc: obsoleaonca, too
easy, too difficult, do not discriminate bctveen those who have HIsatered
the job and those who have not, lack of validity, not job oriented,
require rote memory to ancrwar.
Techniques for Item Revision
Statistical data, particularly the item anelyaio capl Aerve ca a tool
or guide for indicating area8 vithin iteazre which Ara in need of revieion.
It ie neceesAry for the teat psychologiet And the subject-matter expert
to work together in analytfng And literally “taking apArt” the test item
which According to tha statieticel Analyale hea not functioned in the
way that it rhould. Evan though tha subject-matter expert May knc~a hio
Aubjact,ha rosy not be Able to analyze the poorly-functioning item And
bring about changes in it. it iA usually helpful for the teAt peychologist
to ark the eubject-mattsr expert to deacriba in detail the protees
or actions through vhfch tha eraminae must go to Bnevor tho particular
Item. This should bring into clear focus for tha rubjact-mattcr
axpart tha Apacific raquiratants on the part of tha exeminaa vhan he
is facad with A problem which the Item presenta. When thio Approach
iA tAkan to item revieion, it is oeu~lly a~sy for the eubjectwttar
axpart to caA ths reAAon for tha poor functioning of the item.
The following Actione or consideration of the following fsctorr
rhould ba helpful in the revieion of test itatnr.
A. ItemA rhould ba 80 written AA to make thafr dirtroctorr AA
AttrACtiVa AO poasibla. . .
b. Look for undatccted Ambiguity in fttxn diotractoro which
mirlsad sxcrPrFnaea. Itaa Atems May also be ~mbiguour.
c. Eliminate nonfunctioning dietractors.
d. UIQ hints provided by the dAtA concorning mentA1 procarrso
of axzunlnaes.
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