Bimodal distribution exist when an external force has been applied to a data set. Now for a what if. What if the students apply themselves and study, but the c

Bimodal distribution exist when an external force has been applied to a data set. Now for a what if. What if the students apply themselves and study, but the class ends up getting around the same distribution of scores?(Where the median is a 90.) The professors theory of cheating is thrown out the window.