By the mid 1930s Cramér's attention had turned to look at the approach of the English and American statisticians such as Fisher, Neyman and Egon Pearson (Karl Pearson 's son).
Sa kalagitnaan ng 1930s nagkaroon na Cramér ang pansin ng yari sa hitsura at ang diskarte ng English at American statisticians tulad ng Fisher, Neyman at Egon Pearson (Karl Pearson 's anak na lalaki).