%0 Journal Article %A Stępniak, Czesław %T A note on correlation coefficient between random events %J Discussiones Mathematicae. Probability and Statistics %D 2015 %P 57-60 %V 35 %N 1-2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DMPS_2015_35_1-2_a3/ %G en %F DMPS_2015_35_1-2_a3