To increase the visual impact of the mosaic plot you can reorder the rows and columns
to make the pattern more coherent. It is useful to re-order the categories so that the
deviations from independence have opposite-corner pattern, with positive values running from
bottom-left to top-right corners and negative values along the opposite diagonal.
The over-representation of Black/Brown and Blond/Blue is now much more apparent,
together with the under-representation of Blond/Brown and people with Black hair and
Blue eyes. Although the table was reordered based on the residuals you can see that both
dimensions are ordered from dark to light, suggesting an explanation for the