“…As has been found in other studies of underachievement, there is a great deal of difference between what is found to be true of males and what seems to be true in the case of females. However, at least one study (Capps, 1964) found no sex differences in either the over-or underachieving group. Girls were reported, however, as having higher adjustment scores, and a reciprocal relationship was hypothesized between arithmetic retardation and personality adjustment.…”