According to Professor Bogle, it’s: the collapse of advanced planning, lopsided gender ratios on campusLess than 40 % of incoming college freshmen are male. If you send your daughter to a school that is two thirds female, what would you expect?
My advice: stay out of the public schools and choose your college wisely.
It's true that the female-to-male ratio at most colleges is about 60-40, but the group dating phenomenon is prevalent in high school as well, where the male-to-female ratio is near even.