Unveiling the Secrets of Modern Assessment: "Computerized Adaptive Testing Theory and Practice"

In the realm of educational measurement and assessment, the advent of computerized adaptive testing (CAT) has revolutionized the way we collect, analyze, and interpret data. "Computerized Adaptive Testing Theory and Practice" is the definitive guide that unlocks the secrets of this cutting-edge technology.

This comprehensive text provides a thorough grounding in the theoretical foundations of CAT, empowering readers with an in-depth understanding of the principles, techniques, and applications of this transformative assessment approach.

Computerized Adaptive Testing: Theory and Practice

by Wim J. van der Linden

4 out of 5

Language	:	English
File size	:	5738 KB
Text-to-Speech	:	Enabled
Screen Reader	:	Supported
Word Wise	:	Enabled
Print length	:	336 pages

FREE

Key Concepts of CAT

The book delves into the core concepts of CAT, including:

• Item response theory (IRT): The statistical framework underlying CAT, which models the relationship between examinee performance and item difficulty.
• Computerized adaptive algorithm: The algorithm that selects and administers test items based on the examinee's response history, maximizing the efficiency and precision of the assessment.
• Item pool: The collection of test items from which the computerized adaptive algorithm selects items to administer to each examinee.

Advantages and Applications of CAT

The book explores the numerous advantages of CAT, such as:

• Tailored assessments: CAT adjusts to the ability level of each examinee, providing a more precise and individualized assessment experience.
• Reduced testing time: CAT administers only the items that are most informative for each examinee, significantly reducing the testing time compared to traditional static tests.
• Enhanced measurement precision: CAT's adaptive nature ensures that examinees are presented with items that are optimally challenging, leading to more accurate and reliable estimates of their abilities.

The book also covers a wide range of applications of CAT, including:

• Educational assessment: CAT is used for standardized testing, placement exams, and formative assessments.
• Psychological assessment: CAT is employed in clinical and counseling settings to assess personality, cognitive abilities, and psychopathology.
• Employee selection: CAT is used to evaluate candidates for job openings, selecting the most suitable individuals based on their skills and abilities.

Practical Implementation of CAT

The book provides practical guidance on implementing CAT, including:

• Item pool development: Strategies for creating and maintaining a high-quality item pool that meets the requirements of CAT.
• Algorithm selection: Choosing the most appropriate computerized adaptive algorithm for different assessment purposes.
• Data analysis: Techniques for interpreting CAT data, including score reporting and statistical analysis.

Ethical Considerations and the Future of CAT

The book also addresses important ethical considerations in CAT, such as:

• Bias and fairness: Ensuring that CAT assessments are fair and unbiased for all examinees.
• Data privacy and security: Protecting the confidentiality of examinee data collected during CAT.

Finally, the book explores the future of CAT, discussing emerging trends and advancements that will shape the landscape of assessment in the years to come.

"Computerized Adaptive Testing Theory and Practice" is an essential resource for anyone involved in the field of assessment. Whether you are a researcher, practitioner, or student, this book will provide you with a comprehensive and up-to-date understanding of computerized adaptive testing.

With its thorough coverage of theory, practical implementation, and ethical considerations, "Computerized Adaptive Testing Theory and Practice" is the definitive guide to this transformative assessment technology.

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Computerized Adaptive Testing: Theory and Practice

by Wim J. van der Linden

4 out of 5

Language	:	English
File size	:	5738 KB
Text-to-Speech	:	Enabled
Screen Reader	:	Supported
Word Wise	:	Enabled
Print length	:	336 pages

FREE