e/Lehmer mean

Information
has gloss	eng: The Lehmer mean of a tuple x of positive real numbers is defined as: :L_p(x) = \frac\sum_k=1}^n} x_k^p}\sum_k=1}^n} x_k^p-1}}.
lexicalization	eng: Lehmer mean
instance of	(noun) a statistic describing the location of a distribution; "it set the norm for American homes" norm, average