Kendall tau rank correlations for all pairs of data series
pairtaup-value
tau( a , b )0.8331810496841880
tau( a , c )-0.03695597371543040.679127064701223
tau( a , d )0.7608363304218920
tau( b , c )-0.1115848486631520.201870012492688
tau( b , d )0.8387160601953620
tau( c , d )-0.06351838992438220.441382441445618