How well do you think through your assessment strategy? Is a test something that you throw together at the end? Don’t miss out on the valuable data you can derive from a well-designed test. In this episode, you’ll find guidance and advice from professor, author and psychometrician, Michael Rodriguez, PhD. Michael is the Campbell Leadership Chair in Education and Human Development and associate professor in the University of Minnesota Department of Educational Psychology. He teaches courses in educational measurement and assessment. His research is on understanding the psychometric properties of tests, and developing ways to maximize test accessibility to diverse test takers, including those with cognitive impairments or limited English proficiency.
WHAT WE DISCUSS:
- Definition of psychometrics
- When it’s best to write test items in the instructional design cycle
- The role of validity in test development
- Important guidelines for making sure that test items contribute to validity
- Things to avoid when writing test items
- A new type of test format: Multiple True/False
- Whether true/talse questions provide a good measure of student learning
- Some ways to write effective true/false questions
- How to plan for test design
- Whether Bloom’s Taxonomy is based on research
- Ways to test higher-order thinking
- How to choose an item format
- Common errors that novice test developers make
- Benefits of instructional design
- The focus of new academic research on assessment
TIME: 45 minutes
TRANSCRIPT: Please check back in a week or two.
- More about Dr. Rodriguez
- Developing and Validating Test Items: Textbook written by Thomas Haladyna and Michael Rodriguez
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