Psychological Assessment - Test Development

Test Development Process

Test Development ➢




Test Conceptualization SOME PRELIMINARY QUESTIONS
Test Construction
• What is the test designed to measure?
• What is the objective of the test?
• Is there a need for this test?
• Who will use this test?
Test Tryout • Who will take this test?
• What content will the test cover?
• How will the test be administered?
• What is the ideal format of the test?
Item Analysis • Should more than one form of the test be developed?
• What special training will be required of test users for
administering or interpreting the test?
→
• What types of responses will be required of test
takers?
• Who benefits from an administration of this test?
→ • Is there any potential for harm as the result of an
administration of this test?
• How will meaning be attributed to scores on this test?
Test Revision Norm-Referenced vs Criterion-Referenced Tests: Item
Development Issues:
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Norm-Referenced Test

Test Conceptualization
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→
“There ought to be a test designed to measure [fill in
the blank] in [such and such] way.”
➢ Criterion Referenced Test

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, TYPES OF SCALES:
Age-Based Scale

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Grade-Based Scale



Stanine Scale
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Unidimensional Scale
PILOT WORK
Multidimensional Scale
Pilot Work, Pilot Study, and Pilot Research

SCALING METHODS:

➢ Rating Scale



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Test Construction ➢

SCALING
→ Summative Rating Scale
Scaling

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→ Likert Scale

scale values

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L.L. Thurstone


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➢ absolute scaling
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