(a) The bar chart for the distribution is as shown
~(b) They were able to construct the frequency distribution table as



Score (x)
1
2
3
4
5
6
Total


Frequency (f)
2
5
13
11
9
10
50


fx
2
10
39
44
45
60
200



Mean = \(\frac{200}{50}\) = 4

