Nonparametric Statistics in R

by Brendentc Tue Oct 31, 2017 12:52 pm

Code:: #####CAMeL Nonparametric Presentation Code######### ####Non parametric stats###################################### ###Wilcoxon rank sum test## wilcox.test(alc_inutero_total_f~userf,accuracymeanswithdemo) ######Spearman/Kendall Correlation##### cor.test(dfdf2$cig_inutero_total,dfdf2$cig28,method="spearman") cor.test(dfdf2$cig_inutero_total,dfdf2$cig28,method="kendall") ####Other Statistics Used in Presentation###################################### chisq.test(table(accuracymeanswithdemo$alc_inutero_total_f,accuracymeanswithdemo$userf))###chisquare with yates fisher.test(table(accuracymeanswithdemo$alc_inutero_total_f,accuracymeanswithdemo$userf))###fisher's exact test ############ leveneTest(alc_inutero_total_f~userf,accuracymeanswithdemo) t.test(alc_inutero_total_f~userf,data=accuracymeanswithdemo,var.equal=TRUE)###t-test equivalent variance t.test(alc_inutero_total_f~userf,data=accuracymeanswithdemo,var.equal=FALSE)###t-test unequal variance #########