Thanks, your link is a superior study. The OP is really not very good in the problems it considers. Bottom line of either study seems to be: "We can give a c

Thanks, your link is a superior study. The OP is really not very good in the problems it considers. Bottom line of either study seems to be: "We can give a clear recommendation for designers in the vast majority of circumstances: use scatterplots to visualize bivariate correlation"