noun Date: 1894 lack of straightness or symmetry ; distortion; especially lack of symmetry in a frequency distribution

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • skewness — 1894, from SKEW (Cf. skew) + NESS (Cf. ness) …   Etymology dictionary

  • skewness — [skyo͞o′nis] n. 1. the fact or condition of being skew, or, esp., unsymmetrical 2. Statistics the lack of symmetry of the curve for a frequency distribution …   English World dictionary

  • Skewness — Example of experimental data with non zero (positive) skewness (gravitropic response of wheat coleoptiles, 1,790) In probability theory and statistics, skewness is a measure of the asymmetry of the probability distribution of a real valued random …   Wikipedia

  • Skewness — Describe asymmetry from the normal distribution in a set of statistical data. Skewness can come in the form of negative skewness or positive skewness , depending on whether data points are skewed to the left (negative skew) or to the right… …   Investment dictionary

  • skewness — skew, skewness Term used to describe an asymmetrical probability distribution. American Banker Glossary Negative skewness means there is a substantial probability of a big negative return. Positive skewness means that there is a greater than… …   Financial and business terms

  • Skewness — Asymétrie (statistique) En théorie des probabilités et statistiques, le coefficient de dissymétrie (skewness) est un moment standardisé qui mesure l asymétrie de la densité de probabilité d une variable aléatoire définie sur les nombre réels. En… …   Wikipédia en Français

  • skewness — skew ► ADJECTIVE ▪ neither parallel nor at right angles to a specified or implied line; askew. ► NOUN 1) an oblique angle; a slant. 2) a bias towards one particular group or subject. ► VERB 1) suddenly change direction or move at an angle. 2)… …   English terms dictionary

  • skewness — /skyooh nis/, n. Statistics. 1. asymmetry in a frequency distribution. 2. a measure of such asymmetry. [1890 95; SKEW + NESS] * * * …   Universalium

  • skewness — noun a) The property of being skew. b) A measure of the asymmetry of the probability distribution of a real valued random variable; is the third standardized moment, defined as where is the third moment about the mean and is the standard… …   Wiktionary

  • skewness — skew·ness (skuґnis) of a probability distribution, lack of symmetry about the mean, or any measure of the lack of symmetry …   Medical dictionary

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