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316611

Robustness of two Tests for the Behrens-Fisher Problem: A Simulation Study

Article

Last updated: 28 Dec 2024

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Abstract

The robustness of Welch-Aspin test and Lee-Gurland test developed for testing the equality of means of two normal populations with unknown variances is considered. for selected samples sizes, the size and power of each test are computed empirically under normality and under nonnormal parent populations.

DOI

10.21608/esju.1983.316611

Keywords

Behrens-Fisher Problem, Equality of Means, Lee-Gurland Test, Normality, Robustness, Welch-Aspin Test

Authors

First Name

M.

Last Name

Mahmoud

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Affiliation

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City

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Orcid

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First Name

M.

Last Name

Ismail

MiddleName

M.

Affiliation

-

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City

-

Orcid

-

Volume

27

Article Issue

1

Related Issue

43412

Issue Date

1983-06-01

Receive Date

2023-09-07

Publish Date

1983-06-01

Page Start

83

Page End

102

Print ISSN

0542-1748

Online ISSN

2786-0086

Link

https://esju.journals.ekb.eg/article_316611.html

Detail API

https://esju.journals.ekb.eg/service?article_code=316611

Order

4

Type

Original Article

Type Code

1,914

Publication Type

Journal

Publication Title

The Egyptian Statistical Journal

Publication Link

https://esju.journals.ekb.eg/

MainTitle

Robustness of two Tests for the Behrens-Fisher Problem: A Simulation Study

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Article

Created At

28 Dec 2024