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Hypothesis testing for sphericity covariance structure without a normality condition.

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Title: Hypothesis testing for sphericity covariance structure without a normality condition.
Authors: Shen, Jieqiong1 (AUTHOR) sj_cde@nbt.edu.cn
Source: Electronic Research Archive. 2026, Vol. 34 Issue 8, p1-17. 17p.
Database: Mathematics Source
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PubType: Academic Journal
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  Data: Hypothesis testing for sphericity covariance structure without a normality condition.
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  Data: <searchLink fieldCode="AR" term="%22Shen%2C+Jieqiong%22">Shen, Jieqiong</searchLink><relatesTo>1</relatesTo> (AUTHOR)<i> sj_cde@nbt.edu.cn</i>
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  Data: <searchLink fieldCode="JN" term="%22Electronic+Research+Archive%22">Electronic Research Archive</searchLink>. 2026, Vol. 34 Issue 8, p1-17. 17p.
PLink https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&db=msf&AN=195344375
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      – Code: eng
        Text: English
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      – TitleFull: Hypothesis testing for sphericity covariance structure without a normality condition.
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              M: 08
              Text: 2026
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              Y: 2026
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