A class of 20 students complete a test.
The test is marked out of 50.
The scores are recorded below.
34 10 19 41
22
18
38 14 23 30
38 27
(a) Complete the tally and frequency columns in the chart below.
Score
1-10
11-20
21-30
31-40
41-50
28
24 50 48
21 43 25 39
Tally
(b) How many students scored between 21-30 marks?
=) What fraction of the students scored 41-50 marks?
Frequency