Evaluating Alternative Training Interventions Using Personalized Computational Models of Learning

Fuente: arXiv
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Main Authors: MacLellan, Christopher James, Stowers, Kimberly, Brady, Lisa
Format: Preprint
Published: 2024
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author MacLellan, Christopher James
Stowers, Kimberly
Brady, Lisa
author_facet MacLellan, Christopher James
Stowers, Kimberly
Brady, Lisa
contents Evaluating different training interventions to determine which produce the best learning outcomes is one of the main challenges faced by instructional designers. Typically, these designers use A/B experiments to evaluate each intervention; however, it is costly and time consuming to run such studies. To address this issue, we explore how computational models of learning might support designers in reasoning causally about alternative interventions within a fractions tutor. We present an approach for automatically tuning models to specific individuals and show that personalized models make better predictions of students' behavior than generic ones. Next, we conduct simulations to generate counterfactual predictions of performance and learning for two students (high and low performing) in different versions of the fractions tutor. Our approach makes predictions that align with previous human findings, as well as testable predictions that might be evaluated with future human experiments.
format Preprint
id arxiv_https___arxiv_org_abs_2408_13684
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Evaluating Alternative Training Interventions Using Personalized Computational Models of Learning
MacLellan, Christopher James
Stowers, Kimberly
Brady, Lisa
Artificial Intelligence
Computers and Society
Human-Computer Interaction
Evaluating different training interventions to determine which produce the best learning outcomes is one of the main challenges faced by instructional designers. Typically, these designers use A/B experiments to evaluate each intervention; however, it is costly and time consuming to run such studies. To address this issue, we explore how computational models of learning might support designers in reasoning causally about alternative interventions within a fractions tutor. We present an approach for automatically tuning models to specific individuals and show that personalized models make better predictions of students' behavior than generic ones. Next, we conduct simulations to generate counterfactual predictions of performance and learning for two students (high and low performing) in different versions of the fractions tutor. Our approach makes predictions that align with previous human findings, as well as testable predictions that might be evaluated with future human experiments.
title Evaluating Alternative Training Interventions Using Personalized Computational Models of Learning
topic Artificial Intelligence
Computers and Society
Human-Computer Interaction
url https://arxiv.org/abs/2408.13684