TrimmedMean[list, f]
gives the mean of the elements in list after dropping a fraction f of the smallest and largest elements.

TrimmedMean[list, {f1, f2}]
gives the mean when a fraction of the smallest elements and a fraction of the largest elements are removed.

gives the 5% trimmed mean TrimmedMean[list, 0.05].


New in 6
New to Mathematica? Find your learning path »
Have a question? Ask support »