Second, there were uneven numbers of participants in the three groups, and especially Turkish and Moroccan males were underrepresented, which may have reduced the power to find effects. (interpersona.psychopen.eu)
Designers and stylists often group objects in uneven numbers for a better look. (styleathome.com)
Even with the uneven numbers of 40 % of the prison population being black these exoneration numbers should give anyone pause. (religion.blogs.cnn.com)