I'd say seeing a 9-0 ratio is an outlier for sure, and maybe we don't need much deeper thought than that. I do, suspect, however, that women are more likely to

I'd say seeing a 9-0 ratio is an outlier for sure, and maybe we don't need much deeper thought than that. I do, suspect, however, that women are more likely to go to the library than men. My assumption on this is the higher grades that female students earn on average.