%0 Journal Article %A Hugo Steinhaus %T Elementary inequalities between the expected values of current estimates of variance %J Colloquium Mathematicum %D 1947 %P 312-321 %V 1 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-1-4-312-321/ %R 10.4064/cm-1-4-312-321 %G en %F 10_4064_cm_1_4_312_321