These are the final overall grades for the kids for the unit:

87.75
66.65
72.55
79.7
83.85
60.65
66.95
81.9
88.45
82.4
84.2
92.55
90.15
94.45
78.95
46.95
89.85
87.15
92.9
84.6
69.55
72.55
86.85
78.15
90.9
92.1
81.1
96.15
91.35
86.15
85
87.1
88.85

The one really bad grade is the kid who didn’t turn in an essay (40% of the grade).