trimmed statistic

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• Trimmed estimator — Given a estimator, a trimmed estimator is obtained by excluding some of the extreme values. This is generally done to obtain a more robust statistic: the extreme values are considered outliers.Given an estimator, the n% trimmed version is… …   Wikipedia

• Robust statistics — provides an alternative approach to classical statistical methods. The motivation is to produce estimators that are not unduly affected by small departures from model assumptions. Contents 1 Introduction 2 Examples of robust and non robust… …   Wikipedia

• Wikipedia:Featured article candidates — Here, we determine which articles are to be featured articles (FAs). FAs exemplify Wikipedia s very best work and satisfy the FA criteria. All editors are welcome to review nominations; please see the review FAQ. Before nominating an article,… …   Wikipedia

• List of statistics topics — Please add any Wikipedia articles related to statistics that are not already on this list.The Related changes link in the margin of this page (below search) leads to a list of the most recent changes to the articles listed below. To see the most… …   Wikipedia

• Winsorising — or Winsorization is the transformation of statistics by transforming extreme values in the statistical data, and is named for the engineer turned biostatistician Charles P. Winsor (1895 ndash;1951).The distribution of many statistics can be… …   Wikipedia

• Absolute deviation — In statistics, the absolute deviation of an element of a data set is the absolute difference between that element and a given point. Typically the point from which the deviation is measured is a measure of central tendency, most often the median… …   Wikipedia

• L-estimator — In robust statistics, an L estimator is an estimator which equals a linear combination of order statistics of the measurements.Consider, for example, the median. Given n measurements x 1, ldots, x n, where n is odd, the median equals x… …   Wikipedia

• Mid-range — For loudspeakers, see mid range speaker. In statistics, the mid range or mid extreme of a set of statistical data values is the arithmetic mean of the maximum and minimum values in a data set,[1] or: As such, it is a measure of central tendency.… …   Wikipedia

• Brown-Forsythe test — In statistics, when a usual one way ANOVA is performed, it is assumed that the group variances are statistically equal. If this assumption is not valid, then the resulting F test is invalid. The Brown Forsythe test is a statistical test for the… …   Wikipedia

• Linear regression — Example of simple linear regression, which has one independent variable In statistics, linear regression is an approach to modeling the relationship between a scalar variable y and one or more explanatory variables denoted X. The case of one… …   Wikipedia

• Pardon the Interruption — infobox television show name = Pardon the Interruption format = Sports talk and debate runtime = 30 minutes + 3 minutes ( SportsCenter segment) starring = Tony Kornheiser Michael Wilbon Tony Reali country = USA location = Washington, D.C. network …   Wikipedia