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Teoriya Veroyatnostei i ee Primeneniya, 1993, Volume 38, Issue 3, Pages 675–679
(Mi tvp4007)
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This article is cited in 69 scientific papers (total in 69 papers)
Short Communications
On multivariate skewness and kurtosis
T. F. Mória, V. K. Rohatgib, G. J. Szekelyb a Eötvös University, Budapest, Hungary
b Bowling Green State University, Bowling Green, USA
Abstract:
Let $X$ be a $d$-dimensional standardized random variable $(\mathbf{E}(X)=0,\operatorname{cov}(X)=1)$. Then for a multivariate analogue of skewness $s=\mathbf{E}(\|X\|^2X)$ and
kurtosis $k=\mathbf{E}XX^TXX^T-(d+2)I$ we show that $\|s\|^2\le\operatorname{tr}k+2d$. For infinitly
divisible distributions $\|s\|^2\le\operatorname{tr}k$.
Keywords:
multivariate skewness, kurtosis, infinitely divisible distributions.
Received: 14.03.1991
Citation:
T. F. Móri, V. K. Rohatgi, G. J. Szekely, “On multivariate skewness and kurtosis”, Teor. Veroyatnost. i Primenen., 38:3 (1993), 675–679; Theory Probab. Appl., 38:3 (1993), 547–551
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https://www.mathnet.ru/eng/tvp4007 https://www.mathnet.ru/eng/tvp/v38/i3/p675
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Abstract page: | 277 | Full-text PDF : | 139 | First page: | 18 |
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