There were 8 questions, each worth 10 points, plus a bonus question
worth 5 points.


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Twenty-four students took the exam.
The average was 65.2.
The standard deviation was 10.8.
The high grade was 82, the low grade was 43.


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Grade histogram:

40-44  X
45-49
50-54  X X
55-59  X X X X X X
60-64  X X X X
65-69  X X
70-74  X X X
75-79  X X
80-82  X X X X


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The average grade for each question was 7.5, with a standard 
deviation of 1.1.


Per-question breakdown:

#      Avg  Stddev  Min  Max   Attempt histogram
1      8.0     2.7    4   10   XXXXXXXXXXXXXXXXXXXXXX
2      8.0     1.4    6   10   XXXXXXXXXXXXXXXXXXXXXXX
3      7.9     2.6    3   10   XXXXXXXXXX
4      6.6     3.1    2   10   XXXXXXXXXXXXXXXXXXXXXX
5      7.4     1.8    3   10   XXXXXXXXXXXXXXXXXXXXX
6      7.7     2.4    4   10   XXXXXXXXXXXXXXXXXX
7      7.3     3.7    0   10   XXXXXXXXXXXXXX
8      4.9     4.2    0   10   XXXXXXXXXXXXXXXX
9      8.5     1.7    5   10   XXXXXXXXXXXXXXXXXXXX
10     6.6     2.4    3   10   XXXXXXX
11     9.0     2.0    3   10   XXXXXXXXXXXXXXXXXXX
Bonus  4.96    0.2    4    5   XXXXXXXXXXXXXXXXXXXXXXXX


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Least favorite questions of the top four exams:

3   X X X
6   X
7   X X
8   X
10  X X X X 
11  X


Question 10 was, in general, unloved.