The stemplot below displays midterm exam scores for 34 students taking a calculus course. The highest possible test score was 100. The teacher declared that an exam grade of 65 or higher was good enough for a grade of C or better.

3 6 8 4 148 5 3 3 4 4 6 2 3 3 5 5 6 7 7 0 0 1 2 3 5 6 6 8 89 8 1 13 5 9 039