The smallest statistical rank (either up or down) of a set of data.
Statistical Depth
See also
Statistical RankExplore with Wolfram|Alpha
References
Tukey, J. W. Exploratory Data Analysis. Reading, MA: Addison-Wesley, p. 30, 1977.Referenced on Wolfram|Alpha
Statistical DepthCite this as:
Weisstein, Eric W. "Statistical Depth." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/StatisticalDepth.html