Assume a student received the following prades for the semester: History, B. Statistics, A. Sponsh, C, and English, C. Heutory and English ar credishour courses, Statulics is a 4 credithour course, and Spanish in a 3 credithour course. If 4 grade points are assigned for an A, 3 for 4 and 2 for a C, whet is the weighted mean grade for the semploer?