Gender differences on general knowledge tests: Are they due to Differential Item Functioning?

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

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Gender differences on general knowledge tests: Are they due to Differential Item Functioning? / Steinmayr, Ricarda; Bergold, Sebastian; Margraf-Stiksrud, Jutta et al.
in: Intelligence, Jahrgang 50, 01.05.2015, S. 164 - 174.

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

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Steinmayr R, Bergold S, Margraf-Stiksrud J, Freund PA. Gender differences on general knowledge tests: Are they due to Differential Item Functioning? Intelligence. 2015 Mai 1;50:164 - 174. doi: 10.1016/j.intell.2015.04.001

Bibtex

@article{9201ac35c49d4c6c88176b24df7a9ae9,
title = "Gender differences on general knowledge tests: Are they due to Differential Item Functioning?",
abstract = "Gender differences on knowledge tests favoring men are among the most stable gender differences found in cognitive ability measures. Even though several attempts have been made to explain this finding, most studies have not sufficiently considered methodological aspects such as Differential Item Functioning (DIF). The present study investigated whether a German general knowledge test would show gender differences and whether these gender differences could be explained by DIF. To this end, we administered a knowledge test to a sample of N = 977 German high-school students. We observed a large gender difference in the total score of the general knowledge test (|d| = 0.78). On the basis of a nonparametric DIF-detection approach, we found that 40 of the 84 items showed a substantial amount of DIF. Eliminating those items from the overall knowledge test score reduced the observed gender difference to |d| = 0.32. Results are discussed with regard to gender differences on knowledge tests in general and methodological considerations.",
keywords = "Psychology, Differential Item Functioning, Gender differences, Intelligence, Knowledge",
author = "Ricarda Steinmayr and Sebastian Bergold and Jutta Margraf-Stiksrud and Freund, {Philipp Alexander}",
year = "2015",
month = may,
day = "1",
doi = "10.1016/j.intell.2015.04.001",
language = "English",
volume = "50",
pages = "164 -- 174",
journal = "Intelligence",
issn = "0160-2896",
publisher = "Elsevier Ltd",

}

RIS

TY - JOUR

T1 - Gender differences on general knowledge tests

T2 - Are they due to Differential Item Functioning?

AU - Steinmayr, Ricarda

AU - Bergold, Sebastian

AU - Margraf-Stiksrud, Jutta

AU - Freund, Philipp Alexander

PY - 2015/5/1

Y1 - 2015/5/1

N2 - Gender differences on knowledge tests favoring men are among the most stable gender differences found in cognitive ability measures. Even though several attempts have been made to explain this finding, most studies have not sufficiently considered methodological aspects such as Differential Item Functioning (DIF). The present study investigated whether a German general knowledge test would show gender differences and whether these gender differences could be explained by DIF. To this end, we administered a knowledge test to a sample of N = 977 German high-school students. We observed a large gender difference in the total score of the general knowledge test (|d| = 0.78). On the basis of a nonparametric DIF-detection approach, we found that 40 of the 84 items showed a substantial amount of DIF. Eliminating those items from the overall knowledge test score reduced the observed gender difference to |d| = 0.32. Results are discussed with regard to gender differences on knowledge tests in general and methodological considerations.

AB - Gender differences on knowledge tests favoring men are among the most stable gender differences found in cognitive ability measures. Even though several attempts have been made to explain this finding, most studies have not sufficiently considered methodological aspects such as Differential Item Functioning (DIF). The present study investigated whether a German general knowledge test would show gender differences and whether these gender differences could be explained by DIF. To this end, we administered a knowledge test to a sample of N = 977 German high-school students. We observed a large gender difference in the total score of the general knowledge test (|d| = 0.78). On the basis of a nonparametric DIF-detection approach, we found that 40 of the 84 items showed a substantial amount of DIF. Eliminating those items from the overall knowledge test score reduced the observed gender difference to |d| = 0.32. Results are discussed with regard to gender differences on knowledge tests in general and methodological considerations.

KW - Psychology

KW - Differential Item Functioning

KW - Gender differences

KW - Intelligence

KW - Knowledge

UR - http://www.scopus.com/inward/record.url?scp=84928348278&partnerID=8YFLogxK

U2 - 10.1016/j.intell.2015.04.001

DO - 10.1016/j.intell.2015.04.001

M3 - Journal articles

VL - 50

SP - 164

EP - 174

JO - Intelligence

JF - Intelligence

SN - 0160-2896

ER -

DOI

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