preceded by is about has_specified_input has_specified_output achieves_planned_objective data transformation outlier false positive rate Shapiro-Wilk test Kolmogorov-Smirnov test normal distribution outlier detection testing objective Grubbs' test 1 Grubbs' test is a statistical test used to detect one outlier in a univariate data set assumed to come from a normally distributed population. Philippe Rocca-Serra adapted from Wikipedia: https://en.wikipedia.org/wiki/Grubbs'_test_for_outliers last accessed: 2016-11-19 maximum normed residual test rgrubbs.test(x, alpha = 0.05) from: http://finzi.psych.upenn.edu/library/OutlierDM/html/rgrubbs.test.html Le test de Grubb est un test statistique destiné à identifier une (et une seule) abérration 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