LONGTAIL

Long tail

In statistics, a long tail of some distributions of numbers is the portion of the distribution having a large number of occurrences far from the "head" or central part of the distribution. The distribution could involve popularities, random numbers of occurrences of events with various probabilities, etc. A probability distribution is said to have a long tail, if a larger share of population rests within its tail than would under a normal distribution. A long-tail distribution will arise with the inclusion of many values unusually far from the mean, which increase the magnitude of the skewness of the distribution. A long-tailed distribution is a ...

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long tail

Noun

  1. Sales made for less usual goods within a very large choice, which can return a profit through reduced marketing and distribution costs.


The above text is a snippet from Wiktionary: long tail
and as such is available under the Creative Commons Attribution/Share-Alike License.

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