6 Questions
Which of the following factors can weaken assessment validity?
Familiarity with language and cultural colloquialisms
Which of the following is NOT true about OSCEs?
They are only used for formative assessment
What is the range of the Discrimination Index (D)?
-1.00 to +1.00
What is the most widely used tool in an OSCE?
Checklists
What is the characteristic of a negatively discriminating test item?
It is answered correctly more often by low-scoring students.
Which of the following items has the maximum discriminating power?
Items with a difficulty index of 0.50
Study Notes
- Construct validity is the umbrella for all assessment validation types
- Content validation is necessary for evaluating achievement assessments
- Construct validation determines if assessment results can be interpreted in terms of a given construct or set of constructs
- Two central questions for construct validation are construct representation and construct relevance
- Construct underrepresentation weakens assessment validity
- Construct irrelevant factors reduce assessment validity
- Non-native English speakers may struggle on clinical problem-solving assessments due to unfamiliarity with language or cultural colloquialisms
- Writing skills can be a construct irrelevant factor in clinical problem-solving assessments
- Testwiseness, performance anxiety, and learner motivation can also undermine assessment validity
- A construct is a theoretical construction that cannot be observed directly but can be inferred from performance on an assessment.
Test your knowledge of assessment validation with this informative quiz! From construct validity to construct representation and construct relevance, this quiz covers it all. Learn about the importance of content validation for achievement assessments and how construct underrepresentation and construct irrelevant factors can weaken assessment validity. Discover how non-native English speakers may struggle on clinical problem-solving assessments and the impact of testwiseness, performance anxiety, and learner motivation on assessment validity. Challenge yourself to see how much you know about constructs and their role in assessment validation.
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