One common system for computing a grade point average (GPA) assigns 4 points to an A, 3 points to a 8, 2 points to a C, 1 point to a D, and 0 points to an E is the GPAof a student who gets an A in a 4-credit course, a 8 in each of three 3-credit courses, a C in a 3-credit course, and a D In a 4-credit course? (Round to the nearest tenth as needed.) The mean grade point score is