these are final point totals
        hw  quiz  demo  test  exam  total
9489  10.0  12.2   4.9  25.1  10.5  62.7  C
5676  10.0  19.8   4.7  38.9  10.5  83.9  A
5126  10.0  18.0   4.6  41.4  10.9  84.9  A
6893   0.9  10.7   4.3  17.1   5.3  38.3  E
2863   7.0  12.7   3.5  28.9   7.9  59.9  C
0655   4.5  11.6   4.6  25.1   6.0  51.8  D
9183   9.8  17.8   2.6  23.6   7.9  61.7  C
7122  10.0  14.9   4.9  26.9   6.0  62.7  C
7936   9.1  18.9   4.9  29.3   7.9  70.0  C
1127  10.0  17.1   4.6  22.5   7.1  61.3  C