FWIW, at my alma mater, the CS majors who most embodied the stereotype also seemed to have the highest attrition rate. Their concentration was somewhat high in

FWIW, at my alma mater, the CS majors who most embodied the stereotype also seemed to have the highest attrition rate. Their concentration was somewhat high in the lower-division classes and very high in the "CS hall" in the dorms, but they weren't nearly so common in upper division classes (to say nothing of the graduate program).