# correlaction between word frequency and word familiarity # in the data set ratings library(languageR) # Pearson's r is the default cor.test(ratings$Frequency,ratings$meanFamiliarity) # Spearman's rho cor.test(ratings$Frequency,ratings$meanFamiliarity,method=spearman) # Kendall's tau cor.test(ratings$Frequency,ratings$meanFamiliarity,method=kendall)