Effects of word-evoked object size on covert numerosity estimations

We investigated whether the size and number of animals mentioned in digit-word expressions influenced participants' performance in covert numerosity estimations (i.e., property probability ratings). Participants read descriptions of big or small animals standing in short, medium, and long rows...

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Main Authors: Magda L. Dumitru, Gitte eJoergensen
Format: Article
Language:English
Published: Frontiers Media S.A. 2015-07-01
Series:Frontiers in Psychology
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fpsyg.2015.00876/full
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author Magda L. Dumitru
Gitte eJoergensen
Gitte eJoergensen
author_facet Magda L. Dumitru
Gitte eJoergensen
Gitte eJoergensen
author_sort Magda L. Dumitru
collection DOAJ
description We investigated whether the size and number of animals mentioned in digit-word expressions influenced participants' performance in covert numerosity estimations (i.e., property probability ratings). Participants read descriptions of big or small animals standing in short, medium, and long rows (e.g., There are 8 elephants/ants in a row) and subsequently estimated the probability that a health statement about them was true (e.g., All elephants/ants are healthy). Statements about large animals scored lower than statements about small animals, confirming classical findings that humans perceive groups of large objects as being more numerous than groups of small objects (Binet 1890) and suggesting that object size effects in covert numerosity estimations are particularly robust. Also, statements about longer rows scored lower than statements about shorter rows (cf. Sears 1983) but no interaction between factors obtained, suggesting that quantity information is not fully retrieved in digit – word expressions or that their values are processed separately.
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spelling doaj.art-76547567b15f4714ade2aebf6b2c4fbb2022-12-22T01:18:13ZengFrontiers Media S.A.Frontiers in Psychology1664-10782015-07-01610.3389/fpsyg.2015.00876147547Effects of word-evoked object size on covert numerosity estimationsMagda L. Dumitru0Gitte eJoergensen1Gitte eJoergensen2Macquarie UniversityUniversity of YorkUniversity of ConnecticutWe investigated whether the size and number of animals mentioned in digit-word expressions influenced participants' performance in covert numerosity estimations (i.e., property probability ratings). Participants read descriptions of big or small animals standing in short, medium, and long rows (e.g., There are 8 elephants/ants in a row) and subsequently estimated the probability that a health statement about them was true (e.g., All elephants/ants are healthy). Statements about large animals scored lower than statements about small animals, confirming classical findings that humans perceive groups of large objects as being more numerous than groups of small objects (Binet 1890) and suggesting that object size effects in covert numerosity estimations are particularly robust. Also, statements about longer rows scored lower than statements about shorter rows (cf. Sears 1983) but no interaction between factors obtained, suggesting that quantity information is not fully retrieved in digit – word expressions or that their values are processed separately.http://journal.frontiersin.org/Journal/10.3389/fpsyg.2015.00876/fullEmbodied CognitionnumberNumerical cognitionnumber processingNumerosity estimationdigit-word expression
spellingShingle Magda L. Dumitru
Gitte eJoergensen
Gitte eJoergensen
Effects of word-evoked object size on covert numerosity estimations
Frontiers in Psychology
Embodied Cognition
number
Numerical cognition
number processing
Numerosity estimation
digit-word expression
title Effects of word-evoked object size on covert numerosity estimations
title_full Effects of word-evoked object size on covert numerosity estimations
title_fullStr Effects of word-evoked object size on covert numerosity estimations
title_full_unstemmed Effects of word-evoked object size on covert numerosity estimations
title_short Effects of word-evoked object size on covert numerosity estimations
title_sort effects of word evoked object size on covert numerosity estimations
topic Embodied Cognition
number
Numerical cognition
number processing
Numerosity estimation
digit-word expression
url http://journal.frontiersin.org/Journal/10.3389/fpsyg.2015.00876/full
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