The Relationship between the Planning Fallacy and Estimates of Task Duration

The research examines the relationship between the planning fallacy and estimates of task duration. The planning fallacy refers to a prediction, in which people underestimate the time it will take to complete tasks, despite the knowledge that tasks have taken longer than planned tasks. This s...

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Main Author: Jun TAKAHASHI
Format: Article
Language:Japanese
Published: The Academic Association for Organizational Science 2022-09-01
Series:AAOS Transactions
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/aaostrans/11/1/11_8/_pdf/-char/ja
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author Jun TAKAHASHI
author_facet Jun TAKAHASHI
author_sort Jun TAKAHASHI
collection DOAJ
description The research examines the relationship between the planning fallacy and estimates of task duration. The planning fallacy refers to a prediction, in which people underestimate the time it will take to complete tasks, despite the knowledge that tasks have taken longer than planned tasks. This study tested two hypotheses concerning people’s predictions of task duration time. The first hypothesis is that good time managers accurately estimate task duration. Study1 attempts to analyze the relationship between the planning fallacy and time management by the time management behavior scale. The second is that a person with high levels of self efficacy does not tend to underestimate task duration time. Study2 attempts to analyze the relationship between the planning fallacy and self-efficacy by the generalized self efficacy scale. The result of study1 supported the first hypothesis slightly (r = .344), but study2 was unsupported (r = .103) the second hypothesis. This result suggests the possibility that those who tend to do time management improve the underestimation of task duration time. It will require more systematic research.
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issn 2758-2795
language Japanese
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publisher The Academic Association for Organizational Science
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series AAOS Transactions
spelling doaj-art-b0e5f646dd0443268d67efa76c0576032025-01-09T02:40:41ZjpnThe Academic Association for Organizational ScienceAAOS Transactions2758-27952022-09-01111813https://doi.org/10.11207/aaostrans.11.1_8The Relationship between the Planning Fallacy and Estimates of Task DurationJun TAKAHASHI0Tokyo Metropolitan University The research examines the relationship between the planning fallacy and estimates of task duration. The planning fallacy refers to a prediction, in which people underestimate the time it will take to complete tasks, despite the knowledge that tasks have taken longer than planned tasks. This study tested two hypotheses concerning people’s predictions of task duration time. The first hypothesis is that good time managers accurately estimate task duration. Study1 attempts to analyze the relationship between the planning fallacy and time management by the time management behavior scale. The second is that a person with high levels of self efficacy does not tend to underestimate task duration time. Study2 attempts to analyze the relationship between the planning fallacy and self-efficacy by the generalized self efficacy scale. The result of study1 supported the first hypothesis slightly (r = .344), but study2 was unsupported (r = .103) the second hypothesis. This result suggests the possibility that those who tend to do time management improve the underestimation of task duration time. It will require more systematic research.https://www.jstage.jst.go.jp/article/aaostrans/11/1/11_8/_pdf/-char/japlanning fallacytime managementself-efficacytime estimation
spellingShingle Jun TAKAHASHI
The Relationship between the Planning Fallacy and Estimates of Task Duration
AAOS Transactions
planning fallacy
time management
self-efficacy
time estimation
title The Relationship between the Planning Fallacy and Estimates of Task Duration
title_full The Relationship between the Planning Fallacy and Estimates of Task Duration
title_fullStr The Relationship between the Planning Fallacy and Estimates of Task Duration
title_full_unstemmed The Relationship between the Planning Fallacy and Estimates of Task Duration
title_short The Relationship between the Planning Fallacy and Estimates of Task Duration
title_sort relationship between the planning fallacy and estimates of task duration
topic planning fallacy
time management
self-efficacy
time estimation
url https://www.jstage.jst.go.jp/article/aaostrans/11/1/11_8/_pdf/-char/ja
work_keys_str_mv AT juntakahashi therelationshipbetweentheplanningfallacyandestimatesoftaskduration
AT juntakahashi relationshipbetweentheplanningfallacyandestimatesoftaskduration