Propose a list of $$15$$ integer values corresponding to the grades of a class of mathematics in a test of ten questions. Then, fill the following table of absolute frequencies.
Note 
absolute frequency 
0 

1 

2 

3 

4 

5 

6 

7 

8 

9 

10 

What is the mode of the grades of the examination?
Development:
Supposing that the students of the class have a good mathematics level, a possible list of grades would be:
$$$ 5,5,5,6,6,6,6, 7,7, 8, 9, 9, 9, 9, 9 $$$
The table of absolute frequencies will be the following one.
Mark 
absolute frequency 
0 
0 
1 
0 
2 
0 
3 
0 
4 
0 
5 
3 
6 
4 
7 
2 
8 
1 
9 
5 
10 
0 
The mode is $$9$$.
Solution:
$$5,5,5,6,6,6,6, 7,7, 8, 9, 9, 9, 9, 9 $$
Mark 
absolute frequency 
0 
0 
1 
0 
2 
0 
3 
0 
4 
0 
5 
3 
6 
4 
7 
2 
8 
1 
9 
5 
10 
0 
The mode is $$9$$.