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Trimean


The trimean is defined to be

 TM=1/4(H_1+2M+H_2),

where H_i are the hinges and M is the statistical median. Press et al. (1992) call this Tukey's trimean. It is an L-estimate.


See also

Hinge, L-Estimate, Mean, Statistical Median

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References

Press, W. H.; Flannery, B. P.; Teukolsky, S. A.; and Vetterling, W. T. Numerical Recipes in FORTRAN: The Art of Scientific Computing, 2nd ed. Cambridge, England: Cambridge University Press, p. 694, 1992.Tukey, J. W. Exploratory Data Analysis. Reading, MA: Addison-Wesley, pp. 46-47, 1977.

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Trimean

Cite this as:

Weisstein, Eric W. "Trimean." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Trimean.html

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