has_specified_input has_specified_output achieves_planned_objective data transformation false positive rate normal distribution outlier detection testing objective Dixon Q test Dixon test Dixon test is a statistical test used to detect outliers in a univariate data set assumed to come from a normally distributed population. Philippe Rocca-Serra Q test Robert B. Dean and Wilfrid J. Dixon (1951) "Simplified Statistics for Small Numbers of Observations". Anal. Chem., 1951, 23 (4), 636–638. adapted from Wikipedia: https://en.wikipedia.org/wiki/Dixon%27s_Q_test last accessed: 2016-11-19 dixon.outliers(data) from: http://finzi.psych.upenn.edu/library/referenceIntervals/html/dixon.outliers.html Le test de Dixon est un test statistique destiné à identifier des données abérrantes dans un jeu de données associées à une variable aléatoire univariée dont la distribution sous-jacente est supposée normale. generalized extreme studentized deviate test p-value ready for release