highly significantp < 0.05
The statistical determinations revealed a highly significant deviation (χ 2 = 20.21, p < 0.05), with mixed-sex twins occurring at a much higher frequency than either same sex combination.
The statistical determinations revealed a highly significant deviation (χ 2 = 20.21, p < 0.05), with mixed-sex twins occurring at a much higher frequency than either same sex combination.