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Related Experiment Video

Updated: Jun 10, 2026

Problem-Solving Before Instruction (PS-I): A Protocol for Assessment and Intervention in Students with Different Abilities

Problem-Solving Before Instruction (PS-I): A Protocol for Assessment and Intervention in Students with Different Abilities

Published on: September 11, 2021

Improving college students' evaluation of text learning using idea-unit standards.

John Dunlosky¹, Marissa K Hartwig, Katherine A Rawson

¹Psychology Department, Kent State University, Kent, OH 44242, USA. jdunlosk@kent.edu

Quarterly Journal of Experimental Psychology (2006)

|August 12, 2010

Summary

College students overestimate their recall accuracy for definitions. Using idea-unit judgments, which break down correct answers into smaller components, can significantly reduce this overconfidence in their learning assessments.

Related Experiment Videos

Last Updated: Jun 10, 2026

Problem-Solving Before Instruction (PS-I): A Protocol for Assessment and Intervention in Students with Different Abilities

Problem-Solving Before Instruction (PS-I): A Protocol for Assessment and Intervention in Students with Different Abilities

Published on: September 11, 2021

Area of Science:

Cognitive Psychology
Educational Psychology
Metacognition

Background:

College students frequently exhibit overconfidence in their ability to accurately recall definitions from study materials.
This overconfidence persists even when students make errors (commission errors), as they often still rate their responses as partially or fully correct.

Purpose of the Study:

To investigate if idea-unit judgments can mitigate overconfidence in college students' recall of definitions.
To determine if students' overconfidence stems from believing they knew the correct answer but failed to express it accurately.

Main Methods:

Participants studied key-term definitions and attempted recall when provided with the key term.
Students judged their recall quality; some used a full-definition standard, while others used idea-unit judgments, assessing if their response contained key components of the correct definition.
Experiment 2 involved students grading others' responses and generating their own idea units.

Main Results:

Idea-unit judgments successfully reduced overconfidence related to commission errors in Experiment 1.
Overconfidence was still present when students graded others' responses in Experiment 2.
Self-generated idea units also led to a reduction in overconfidence for commission errors.

Conclusions:

Overconfidence in recall accuracy appears linked to difficulties in evaluating response quality.
Employing idea-unit judgments is an effective strategy to reduce overconfidence in academic self-assessments.
Metacognitive strategies focusing on granular evaluation of knowledge can improve learning accuracy.