TrimmedMean

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.

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

DetailsDetails

  • TrimmedMean gives a robust estimate of the mean by excluding extreme values.
  • TrimmedMean[{{x1,y1,},{x2,y2,},},f] gives .
Introduced in 2007
(6.0)