Latent construct — definition?
Unobservable psychological variable inferred from responses.
Observable behavior — role?
Provides data to infer latent constructs.
Implicit Association Test — purpose?
Measures latent biases via response speed and accuracy.
Psychological trait — example?
Intelligence, personality, prejudice.
Operational definition — function?
Links latent traits to measurable responses.
Reliability — what?
Consistency of test scores over time or forms.
Validity — meaning?
Test measures what it claims to measure.
Test bias — effect?
Different item functioning across groups, unfairness.
Cross-cultural validation — purpose?
Ensures fairness and validity across cultures.
Score sensitivity — importance?
Detects meaningful differences or changes.
Classical Test Theory — core idea?
Observed score = true score + error.
True score — what?
Actual, unobservable level of the trait.
Item characteristic curve — depicts?
Response probability as a function of trait level.
Item difficulty — indicates?
Trait level where 50% respond correctly.
Item discrimination — reflects?
Effectiveness at differentiating trait levels.
Test blueprint — purpose?
Guides content, ensures alignment with goals.
Item writing guidelines — aim?
Create clear, relevant, fair test items.
Content validity — what?
Items represent the construct comprehensively.
Pilot testing — role?
Refines items through small sample feedback.
Item analysis — purpose?
Evaluates item quality via difficulty, discrimination.
Answer 10 questions on Psychometric Foundations and Test Development.
1. How can a psychologist most effectively infer the presence of an unobservable trait in a client during assessment?
2. Which role in psychometric testing primarily focuses on evaluating the quality and appropriateness of a psychological test before it is widely used?
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