One common system for computing a grade point average(GPA) assigns 4 points to anA, 3 points to aB, 2 points to aC, 1 point to aD, and 0 points to an F. What is the GPA of a student who gets an A in a 4-credit course, a B in each of three 3-credit courses, a C in a 3-credit course, and a D in a 2-credit course?

The mean grade point score is