EllipsoidQuartiles[matrix]
gives the ellipsoidal loci of the quartiles of matrix.


EllipsoidQuartiles
EllipsoidQuartiles[matrix]
gives the ellipsoidal loci of the quartiles of matrix.
Details and Options
- To use EllipsoidQuartiles, you first need to load the Multivariate Statistics Package using Needs["MultivariateStatistics`"].
- EllipsoidQuartiles[matrix] gives a list of the loci of the .25, .5, and .75 quantiles of matrix.
- EllipsoidQuartiles[matrix] returns a list of Ellipsoid objects centered at Mean[matrix].
- The semi-axes radii are scaled to contain the fractions .25, .5, and .75 of the sample space.
- EllipsoidQuartiles[{x1,…,xn}] is equivalent to EllipsoidQuantile[{x1,…,xn},{.25,.5,.75}].
Tech Notes
Related Guides
Text
Wolfram Research (2007), EllipsoidQuartiles, Wolfram Language function, https://reference.wolfram.com/language/MultivariateStatistics/ref/EllipsoidQuartiles.html.
CMS
Wolfram Language. 2007. "EllipsoidQuartiles." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/MultivariateStatistics/ref/EllipsoidQuartiles.html.
APA
Wolfram Language. (2007). EllipsoidQuartiles. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/MultivariateStatistics/ref/EllipsoidQuartiles.html
BibTeX
@misc{reference.wolfram_2025_ellipsoidquartiles, author="Wolfram Research", title="{EllipsoidQuartiles}", year="2007", howpublished="\url{https://reference.wolfram.com/language/MultivariateStatistics/ref/EllipsoidQuartiles.html}", note=[Accessed: 13-August-2025]}
BibLaTeX
@online{reference.wolfram_2025_ellipsoidquartiles, organization={Wolfram Research}, title={EllipsoidQuartiles}, year={2007}, url={https://reference.wolfram.com/language/MultivariateStatistics/ref/EllipsoidQuartiles.html}, note=[Accessed: 13-August-2025]}