For our analysis, it's the mean and not the median that matters, since we're talking about the sum of money brought in by professor teaching divided by the numb

For our analysis, it's the mean and not the median that matters, since we're talking about the sum of money brought in by professor teaching divided by the number of professors. From first glance, it looks like the median is quite possibly below 25, but the mean isn't, if you only look at undergraduate courses. Also, professional schools have huge class sizes and charge tuition at the same or an even higher level.