1.5 Test HSD de Tukey . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Pour stocker les données dans R on va définir un vecteur X contenant toutes.
R topics documented: Its columns are 'x' 'bl' (blocks) and 'r' repetitions. ... This package performs what is known as the Tukey HSD test in the ...
The package agricolae provides some complementary functions to the R Tukey the function HSD.test; for Scheffe
6 nov. 2005 des tests avec R " Utilisés ensemble
Tukey's HSD (Honestly Significant Difference). Sometimes you'll need to test many hypotheses together. ... Here is similar output doing it all in R.
4 déc. 2020 Keywords Multiple comparisons Contrasts
17 janv. 2022 Letters indicate groups (Tukey's HSD test at P < 0.05; R version 3.5.1). (C) Quantification of cotyledon cellular phenotypes.
6 juin 2021 Parameters corresponding to the R lines function. Details ... object means of the comparisons the LSD.test HSD.test
15 févr. 2013 Parameters corresponding to the R lines function. Details ... LSD.test HSD.test
TEST ANOVA ET REGRESSION LINEAIRE AVEC R Test de conformité ... d'utiliser d'autres tests de comparaisons multiples
0 for no test 1 for LSD test 2 for Duncan test and 3 for HSD test Value ANOVA interpretation of ANOVA R-square normality test result SEm SEd and multiple com-
test the assumption of normality we can use the Shapiro-Wilks test which is commonly used by statisticians and is typically tested at the a = 001 level of significance The Shapiro-Wilks Test is a statistical test of the hypothesis that sample data have been drawn from a normally distributed population
Bartlett test of homogeneity of variances data: len by supp by dose Bartlett's K-squared = 1 4217 df = 1 p-value = 0 2331 Run post hoc tests – Tukey HSD
Tukey's Studentized Range (HSD) Test for score1 NOTE: This test controls the Type I experimentwise error rate but it generally has a higher Type II error rate than REGWQ Alpha 0 05 Error Degrees of Freedom 28 Error Mean Square 1 464286 Critical Value of Studentized Range 3 86125 Minimum Significant Difference 1 6519
6 Fisher’s Least Signi?cant Di?erence (LSD) Test Related entries Analysis of variance Bonferroni procedure Honestly signi?cant di?erence (HSD) test Multiple comparison test Newman-Keuls test Pairwise comparisons Post-hoc comparisons Sche?e’s test Tukey test Further readings
Tukey’s HSD test Tukey’s test was developed in reaction to the LSD test and studies haveshown the procedure accurately maintains alpha levels at their intended values as long asstatistical