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Quartile Deviation


 QD=1/2(Q_3-Q_1),

where Q_1 and Q_3 are the first and third quartiles and Q_3-Q_1 is the interquartile range.


See also

Interquartile Range, Quartile, Quartile Variation Coefficient

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References

Kenney, J. F. and Keeping, E. S. Mathematics of Statistics, Pt. 1, 3rd ed. Princeton, NJ: Van Nostrand, p. 36, 1962.

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Quartile Deviation

Cite this as:

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

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