Five-number summary

Five-number summary

In descriptive statistics, the five-number summary of a data set consists of:

# the minimum (smallest observation)
# the lower quartile or "first quartile" (which cuts off the lowest 25% of the data)
# the median (middle value)
# the upper quartile or "third quartile" (which cuts off the highest 25% of the data)
# the maximum (largest observation)

The five-number summary is sometimes represented as in the following table:

The five-number summary can be represented graphically using a boxplot.

ee also

*Quartile
*Order statistic
*Seven-number summary

References

* David C. Hoaglin, Frederick Mosteller and John W. Tukey. "Understanding robust and exploratory data analysis". Wiley, 1983. ISBN 0-471-09777-2.


Wikimedia Foundation. 2010.

Игры ⚽ Нужно решить контрольную?

Look at other dictionaries:

  • Seven-number summary — In descriptive statistics, the seven number summary is a collection of seven summary statistics, and is a modification or extension of the five number summary. There are two common forms.(Parametric) Seven number summaryThe following numbers are… …   Wikipedia

  • Summary statistic — Box plot of the Michelson–Morley experiment, showing several summary statistics. In descriptive statistics, summary statistics are used to summarize a set of observations, in order to communicate the largest amount as simply as possible.… …   Wikipedia

  • Five Weeks in a Balloon —   …   Wikipedia

  • Five Minarets in New York — Theatrical Poster by Emrah Yücel Directed by Mahsun Kırmızıgül …   Wikipedia

  • Five Little Pigs — Infobox Book | name = Five Little Pigs title orig = translator = image caption = Dust jacket illustration of the US (true first) edition with alternative title. See Publication history (below) for UK first edition jacket image with original title …   Wikipedia

  • Summary of Evidence (CSRT) — Counter terrorism analysts prepared a Summary of Evidence memo for the Combatant Status Review Tribunals of the 558 captives who remained in the Guantanamo Bay detention camps, in Cuba in the fall of 2004.The memos releaseThe memos were released… …   Wikipedia

  • Number Ones (Michael Jackson album) — For other uses, see Number 1 s (disambiguation). Number Ones Greatest hits album by Michael Jackson Released …   Wikipedia

  • 10000 (number) — Number number = 10000 prev = 9999 next = 100000 range = 10000 100000 cardinal = 10000 ordinal = th ordinal text = ten thousandth numeral = decamillesimal factorization = 2^4 cdot 5^4 prime = divisor = roman = overline|X unicode = overline|X, ↂ… …   Wikipedia

  • Slaughterhouse-Five — For the film adaptation, see Slaughterhouse Five (film). Slaughterhouse Five   …   Wikipedia

  • Master of the Five Magics —   Author(s) Lyndon Hardy …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”