Question

​coleman (1961) found that in most high schools, boys value ________, whereas girls value _________.

Answer 1

The answer is   athletic ability; popularity
This finding is directly correlate to human's instinct to find suitable mate. Boys that have higher level of physical strength tend to be really desired by the girls, so boys strive to have this strength. And popularity will attract attention, which is why girls really value this trait in order to attract desired mate.